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Home/Cables & Electrical Hardware/Electrical Accessories, Circuit Protection, Ventilation & Solar Project Sourcing
CONNECTIONS · CIRCUIT PROTECTION · WIRING · VENTILATION · SOLAR

Electrical Accessories & Ventilation Sourcing

Electrical Accessories, Circuit Protection, Ventilation & Solar Project Sourcing

Coordinate industrial connections, isolators, enclosures, circuit protection, wall accessories, ventilation, voltage regulation and selected solar or storage project requirements in one technical enquiry.

  • Combine electrical components, building wiring and ventilation in a coordinated buying schedule.
  • Compare exact configurations, finishes, mounting and selected OEM or packaging requirements.
  • Request application-specific drawings, samples and current supporting documents.

Manufacturing, product documents and order conditions depend on the model and supply route selected for your project.

Illustration of ventilation and electrical building fittings
Category illustration. Confirm the selected configuration, electrical duty, installation, controls, current documents and order requirements.

Start with a product reference, intended use and estimated quantity. We bring product selection, sample questions and quotation details into one conversation.

Email your reference image ↗
Electrical rangeIndustrial connections, protection, switching, enclosures and wiring parts
Building servicesWall accessories, extension outlets, fans and voltage regulation
Project directionsPV isolation and combiner boxes, selected storage and specialist lighting
Quote basisSelected variant, quantity, technical schedule and destination requirements
Explore the product range

Build the range
your buyers need.

Choose a focused product or discuss a coordinated assortment. Each direction can be developed into a more specific model and packaging brief.

Industrial plugs, sockets and connection sets

Compare round-pin industrial connections, rubber connection sets, surface sockets and higher-current connector directions. Specify the country system, pole arrangement, mating connector and installation environment.

Enquire about this range ↗

Isolating switches and outdoor accessories

Include surface isolators, enclosed disconnects and weather-exposed switching requests. Select AC or DC duty, poles, enclosure arrangement, handle and required ingress-protection evidence.

Enquire about this range ↗

Socket combination boards

Prepare industrial power distribution boards with selected outlets and protective devices. Supply a single-line diagram, connector schedule and mounting requirements for assembly review.

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Plastic, metal and composite enclosures

Compare plastic junction boxes, steel distribution boxes, composite enclosure directions and floor boxes. Coordinate internal dimensions, glands, mounting, door arrangement and fittings.

Enquire about this range ↗

DIN-rail distribution and PV combiner boxes

Include domestic or commercial distribution boxes and photovoltaic combiner layouts. Empty boxes and populated assemblies require separate component schedules and ratings.

Enquire about this range ↗

Miniature and residual-current protection

Compare miniature breakers, residual-current devices and combined protection directions. Choose current, poles, trip characteristic, waveform response and interruption requirements by circuit.

Enquire about this range ↗

Arc-fault, surge and connected protection

Include arc-fault devices, AC or PV surge protection, automatic reclosing and selected connected circuit-breaker directions. Specify the control interface and required protection coordination.

Enquire about this range ↗

Moulded-case, air breakers and transfer switching

Compare larger circuit breakers, selected adjustable trips and automatic transfer-switching directions. Confirm duty, trip settings, interlocking and the complete assembly design.

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Contactors, relays, fuses and fuse holders

Build motor-control and protection enquiries covering contactors, relays, cylindrical fuses and holders. Match coil voltage, utilisation duty, fuse characteristics and accessories.

Enquire about this range ↗

Push buttons, indicators and warning devices

Include control stations, metal or plastic push buttons, signal lamps, display indicators, buzzers and warning lights. Provide mounting dimensions, control voltage, contact arrangement and colour schedule.

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Exhaust fans and ventilation controls

Compare plain, shutter, pull-switch, timer and motion-sensor exhaust-fan directions. Select duct size and performance against the actual ventilation system.

Enquire about this range ↗

Inline, mixed-flow and installation fans

Include inline duct, mixed-flow, wall or window and square-shutter fans. Provide airflow, available static pressure, installation space, supply and noise-test requirements.

Enquire about this range ↗

Ventilation filters and accessories

Coordinate filters, fixing rings, check valves and breathable shutters with the selected fan and duct. Selected ventilation products also combine a light with the fan.

Enquire about this range ↗

Voltage regulation and conversion

Compare manual voltage regulators, relay or servo stabilisers, selected electronic regulation and step-up or step-down transformers. Define input variation, load and required output performance.

Enquire about this range ↗

Solar isolation and storage projects

Include photovoltaic DC isolation, combiner components, selected low-voltage storage products and hybrid-system enquiries. Match the battery, inverter, protection and communications through project documents.

Enquire about this range ↗

Wall switches and building wiring accessories

Compare European and British-format switch and socket directions, including decorative plates, modular mechanisms, metal-clad and selected outdoor fittings. Country-specific dimensions and approvals require exact selection.

Enquire about this range ↗

Extension outlets, desktop power and tracks

Include extension sockets, cube-style outlet directions, designer strips and power tracks. Specify receptacle system, cord, mounting, switching and any USB requirement.

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Terminals, cable entry and wiring hardware

Coordinate terminal strips, distribution blocks, cable glands, cable clamps, busbar supports and related panel-wiring parts. Select conductor range, mounting, material and enclosure interface.

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Flexible conduits, fittings and cable joints

Include flexible metal-hose or conduit directions, fittings, cable-joint systems and selected line hardware. Ask for exact mechanical, material and electrical-use documentation.

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Metering, installation tools and specialist lighting

Metering and crimping-tool enquiries can be reviewed with the required function and range. Selected solar-lighting and hazardous-location lighting directions need a separate project specification and applicable approval documents.

Enquire about this range ↗
Reference product directions

Start with a product.
Define the details.

Use these options to describe what you are buying. The public references identify your enquiry; the final model and specification are confirmed before an order.

Industrial connector schedule sourcing illustration
REFERENCE 0230-01

Industrial connector schedule

Review plug, socket and connector combinations for the destination system.

Options
Round-pin connections, rubber connection sets and surface outlets
Select
Poles, current, voltage, cable entry and mating arrangement
Discuss this option ↗
Enclosed surface isolator sourcing illustration
REFERENCE 0230-02

Enclosed surface isolator

Prepare an enclosed switching request with the circuit duty and installation conditions.

Select
AC duty, poles, handle, enclosure and mounting
Evidence
Ingress protection and electrical test documents for the selected assembly
Discuss this option ↗
Industrial socket combination board sourcing illustration
REFERENCE 0230-03

Industrial socket combination board

Coordinate outlet types and protective devices within one installation schedule.

Configuration
Socket combination and distribution-board directions
Quote input
Circuit diagram, enclosure layout and individual outlet duties
Discuss this option ↗
Junction box and enclosure sourcing illustration
REFERENCE 0230-04

Junction box and enclosure

Compare plastic, metal and composite box directions for the installation.

Options
Cover, mounting, cable entry, terminal fittings and internal clearance
Verify
Material specification, gasket arrangement and test scope
Discuss this option ↗
Photovoltaic combiner assembly sourcing illustration
REFERENCE 0230-05

Photovoltaic combiner assembly

Coordinate isolators, fuses, surge protection and the enclosure from a project drawing.

Select
String schedule, DC system voltage, circuit current and protection arrangement
Document
Assembly diagram and component list
Discuss this option ↗
Miniature circuit breaker sourcing illustration
REFERENCE 0230-06

Miniature circuit breaker

Compare AC or selected DC breaker directions with the installation specification.

Select
Poles, current, trip characteristic and interruption duty
Fit
Rail mounting, terminals and accessory compatibility
Discuss this option ↗
Combined residual-current breaker reference sourcing illustration
REFERENCE 0230-07

Combined residual-current breaker reference

An electronic combined protection reference can be reviewed against the required residual-current waveform and circuit.

Published poles / supply
1P+N; 230 V AC
Published current choices
2, 4, 6, 10, 16, 20, 25, 32 or 40 A
Published characteristic
B or C; AC residual-current type
Published short-circuit capacity
4500 A; verify applicable test and coordination
Discuss this option ↗
Residual-current and arc-fault options sourcing illustration
REFERENCE 0230-08

Residual-current and arc-fault options

Compare residual-current and selected arc-fault protection directions for the application.

Select
Residual-current type, sensitivity, poles and overcurrent arrangement
Review
Circuit application and current test documents
Discuss this option ↗
Surge protection and reclosers sourcing illustration
REFERENCE 0230-09

Surge protection and reclosers

Review AC or photovoltaic surge protection and separate automatic-reclosing directions.

Select
Network topology, protective level, backup protection and monitoring
Control
Reclosing logic and operating conditions require approval
Discuss this option ↗
Connected circuit protection sourcing illustration
REFERENCE 0230-10

Connected circuit protection

Specify connected monitoring or control together with the protective function.

Options
Wi-Fi and IoT circuit-breaker directions
Confirm
Communication platform, app access, control logic and local operation
Discuss this option ↗
Larger circuit breakers sourcing illustration
REFERENCE 0230-11

Larger circuit breakers

Compare moulded-case and selected air circuit-breaker project directions.

Options
Selected thermal-magnetic, adjustable electronic and leakage-protection directions
Select
Frame, actual trip setting, breaking duty and installation
Discuss this option ↗
Contactors, relays and transfer switches sourcing illustration
REFERENCE 0230-12

Contactors, relays and transfer switches

Prepare control and source-transfer schedules with the load conditions.

Select
Coil supply, contact duty, poles, interlocks and accessories
Project
Motor-control or source-transfer diagram
Discuss this option ↗
Fuses and holders sourcing illustration
REFERENCE 0230-13

Fuses and holders

Match cylindrical fuse and holder directions to the electrical circuit.

Select
AC or DC service, physical format, current and fuse characteristic
Verify
Selected fuse/holder combination and applicable approval
Discuss this option ↗
Control stations and push buttons sourcing illustration
REFERENCE 0230-14

Control stations and push buttons

Compare station boxes, metal buttons and plastic control devices.

Select
Panel opening, actuation, contact block, colour and legend
Quote input
Control circuit and mounting drawing
Discuss this option ↗
Signal lamps and alarms sourcing illustration
REFERENCE 0230-15

Signal lamps and alarms

Review LED indication, display, buzzer and warning-light directions.

Options
Selected LED indicator, display indicator and audible/visual alarm
Select
Supply, mounting, signal colour and operating function
Discuss this option ↗
Plain exhaust fan reference sourcing illustration
REFERENCE 0230-16

Plain exhaust fan reference

A compact plain-fan reference provides a starting point for duct and airflow discussion.

Published nominal size
100 mm
Published airflow / power
100 m³/h; 15 W
Supply selection
127 or 230 V AC variants; 50 Hz
Published pressure reference
34 Pa
Discuss this option ↗
Sensor or shutter exhaust fan sourcing illustration
REFERENCE 0230-17

Sensor or shutter exhaust fan

Compare shutter and motion-sensor operating directions with the installation needs.

Published size directions
100, 120, 150 and selected 200 mm variants
Controls
Shutter or PIR-sensor versions; select the exact option
Confirm
Performance, wiring and control behaviour for that variant
Discuss this option ↗
Inline duct fan reference sourcing illustration
REFERENCE 0230-18

Inline duct fan reference

The published four-inch performance table contains two operating rows; select one complete duty point.

Published connection
100 mm; 220–240 V; 50 Hz
Published paired airflow / power
198 m³/h at 33 W, or 120 m³/h at 32 W
Use
Reference table values; system duty and test method require confirmation
Discuss this option ↗
Mixed-flow, wall and shutter fans sourcing illustration
REFERENCE 0230-19

Mixed-flow, wall and shutter fans

Build a ventilation enquiry around the actual duct and mounting arrangement.

Options
Inline mixed-flow, wall/window and square-shutter directions
Specify
Airflow, pressure, electrical supply and installation space
Discuss this option ↗
Fan accessories and combined lighting sourcing illustration
REFERENCE 0230-20

Fan accessories and combined lighting

Coordinate air-control fittings and selected fan-with-light directions.

Accessories
Filter, fixing ring, check valve and breathable shutter
Combined products
Selected ventilation units include lighting; confirm light and fan controls separately
Discuss this option ↗
Voltage stabilisers and transformers sourcing illustration
REFERENCE 0230-21

Voltage stabilisers and transformers

Compare conversion and regulation approaches for the supply and load.

Options
Manual regulation, relay, servo, selected electronic regulation and step-up/down conversion
Quote input
Input range, phase, load type, capacity and output tolerance
Discuss this option ↗
DC isolator configuration reference sourcing illustration
REFERENCE 0230-22

DC isolator configuration reference

Compare mounting and handle arrangements for the photovoltaic isolation circuit.

Published series options
1000 or 1200 V DC; 32 A reference; 2 or 4 poles
Mounting directions
Rail, panel, door-interlock or enclosed variants
Required review
Exact wiring, utilisation duty, enclosure and test documentation
Discuss this option ↗
Battery storage and hybrid-system enquiry sourcing illustration
REFERENCE 0230-23

Battery storage and hybrid-system enquiry

Review selected low-voltage battery and energy-system directions through a technical project schedule.

Specify
Energy requirement, inverter, communications, installation and transport destination
Request
Unambiguous selected-model sheet, battery safety and transport documents
Discuss this option ↗
Decorative wall wiring accessories sourcing illustration
REFERENCE 0230-24

Decorative wall wiring accessories

Compare British-format and European-format building fittings with a coordinated finish.

Options
Modular mechanisms, switches, sockets and selected glass, acrylic or metal plate directions
Select
Country format, mounting box, function, finish and approval requirements
Discuss this option ↗
Extension outlets and power tracks sourcing illustration
REFERENCE 0230-25

Extension outlets and power tracks

Specify an outlet system for desktop, household or fitted installations.

Options
Extension strips, cube-style outlet directions and flush/surface power-track arrangements
Select
Receptacles, cord, switch arrangement, USB requirements and finish
Discuss this option ↗
Cable-entry and terminal hardware sourcing illustration
REFERENCE 0230-26

Cable-entry and terminal hardware

Build a compatible accessory list for panel or enclosure wiring.

Options
Cable glands, terminal strips, distribution blocks, cable clamps and busbar supports
Select
Conductor section, entry thread, material and fixing method
Discuss this option ↗
Conduit, cable joints and installation tools sourcing illustration
REFERENCE 0230-27

Conduit, cable joints and installation tools

Coordinate flexible metal-hose fittings, selected cable-joint directions and crimping tools.

Specify
Conduit size, cable type, joint requirement and terminal/tool pairing
Confirm
Material, tooling compatibility and application-specific documents
Discuss this option ↗
Metering and specialist project directions sourcing illustration
REFERENCE 0230-28

Metering and specialist project directions

Selected metering, solar-lighting and hazardous-location lighting enquiries require their own technical review.

Specify
Measurement function or lighting application, installation conditions and destination
Request
Exact selected equipment specification and applicable supporting evidence
Discuss this option ↗

Published figures are reference values for the described variant or table. They do not establish certification, stock, installation suitability or a performance guarantee. Final selection requires a current model sheet and written quotation.

What matters for this category

A better brief.
A clearer comparison.

Focus the sourcing conversation on the features, materials and production details that make a difference to your product range.

01

A broad electrical buying schedule

Combine related connections, protection, wiring accessories and ventilation requirements so that component selections can be reviewed together.

02

Configuration before price comparison

Define mating connections, circuit duties, mounting, finishes and documentation first. Compare quotations on the same variant and packing basis.

03

OEM and presentation coordination

Selected products can be reviewed for custom packaging, private presentation and tooling requirements. Confirm scope, artwork, approvals, quantities and ownership before production.

Branding, configuration & packaging

Make the product
fit your programme.

Bring artwork, reference samples and a target cost. The available process, minimum quantity, sample charges and development scope are reviewed for the chosen option.

01

Function, construction and finish

Provide country format, pole arrangement, materials, finish, dimensions and drawings. Selected colours, mechanisms, enclosures and assembly arrangements depend on the product.

02

Tooling and private presentation

Discuss OEM or ODM requirements with drawings and target quantities. Confirm tooling cost, ownership, approved identification, packaging artwork and any restrictions on third-party designs.

03

Samples and packing

Request a quotation for the selected sample, prototype or packing trial. Agree carton quantities, protection, labels and artwork approval; MOQ, charges and lead time are order-specific.

Quality & product evidence

Turn requirements
into checks.

Agree which product characteristics need testing and how the approved sample relates to the bulk order.

01

Technical selection review

Confirm the precise component ratings and assembly interfaces against the project. Separate nominal size, actual load duty, ingress protection and product-approval requirements.

02

Sample and inspection plan

Agree sample approval and relevant incoming, functional, dimensional or electrical checks for the selected goods. Request actual inspection records and any independent inspection needed.

03

Model-specific evidence

Ask for test reports, declarations, labels and current approvals matching the exact equipment. Battery transport, hazardous-location lighting and PV/DC switching require their own applicable documentation.

Test capability is a starting point for the inspection plan. Request the method, applicable model and results needed for your order.

Documents matched to the order

Ask for evidence
that fits the product.

Send the destination, technical schedule and required document list with the enquiry so evidence can be matched to the exact selected goods.

State the sales market, intended users and required files in your first enquiry. Current validity and scope are checked for the selected supplier and product; a category description does not certify every item.

Share your document requirements ↗
Product and installation information
Request current model sheets, dimensional drawings, circuit or connection diagrams, mounting instructions and component lists for assemblies.
Compliance and test documents
Specify destination requirements and the exact variants. Request supporting reports and approval scope; a catalogue symbol alone is insufficient.
Commercial and shipping information
Confirm quotation validity, sample conditions, quantities, packing, payment, lead time and shipping documents. For batteries, request the relevant transport documentation and shipment arrangement.
Built around how you sell

Different buyers.
Different specifications.

Your sales channel changes the assortment, packaging and quality priorities. Tell us the intended use as well as the product name.

01

Electrical distribution and maintenance

Industrial connectors, isolation, enclosure parts, protection and wiring accessories for a defined installation or maintenance schedule.

02

Building fit-out and ventilation

Coordinated wall fittings, extension power and fan requirements for residential, commercial or light-industrial projects.

03

PV and specialist systems

Selected photovoltaic isolation, combiner, storage and specialist lighting requests assessed against the complete system and applicable requirements.

From first brief to a defined order

One contact.
A practical next step.

Samples, commercial terms and responsibilities are agreed for the project. Use the same product and packing specification when comparing quotations.

01

Share the requirement

Product, reference image, quantity, sales market and timing.

02

Compare suitable options

Review configuration, materials, sample scope and relevant documents.

03

Approve the specification

Agree artwork, packaging, sample, testing and inspection criteria.

04

Confirm the order plan

Set price, payment, production, delivery and defect remedies in writing.

Buyer questions

Before you send
your first enquiry.

Practical answers about this sourcing direction, customization and the reference options. Your agreed specification and written quotation determine the actual order.

Can I combine several electrical product families in one enquiry?

Yes. Send a grouped schedule with functions, variants, quantities and destination. Each line will still need its own specification and commercial confirmation.

Are all connectors and sockets interchangeable?

Compatibility depends on the exact country system, pin layout, ratings, mechanical arrangement and mating product. Provide a drawing or a clear existing-product specification.

Can you supply custom colours or private packaging?

Selected OEM and packaging requirements can be reviewed. Submit artwork, finish requirements and quantities so feasibility, approvals, tooling and charges can be confirmed.

How should I select a ventilation fan?

Provide duct size, required airflow at the system pressure, supply, mounting space, operating controls and noise-test requirements. Published free-air or table values do not determine installed performance.

Are the listed reference ratings guaranteed for every version?

No. Reference values belong to the described series or variant. A final offer must identify the exact configuration, current sheet, duty and applicable supporting evidence.

Can you quote PV combiner and battery-storage projects?

Selected project directions can be reviewed from a complete schedule. Provide string and inverter information, electrical duties, energy needs, communications, installation and destination.

What are the minimum order and sample lead time?

They depend on the selected item, quantity, finish, tooling, packing and inspection requirements. Request a written quotation for the actual schedule.

What information is needed for an accurate quote?

Send the product function, drawings or reference specification, current and voltage where relevant, quantities, destination, required tests, packing and target delivery.

Who handles my enquiry?

Factory Sourcing Hub handles this enquiry as an independent sourcing and trading service. The product route, supplier suitability, sample scope and order responsibilities are agreed for the actual project.

How do I get a price and order minimum?

Send the product reference, quantities per variation, customization and packaging. Prices, minimums, sample charges and delivery dates are confirmed in a current quotation; the page is not a live inventory or price feed.

Can I discuss samples and inspection before ordering?

Yes. State whether you need a reference sample, a customized sample or development work. Agree the sample cost and shipping, approval specification, inspection plan and remedy for non-conforming goods before the bulk order.

What should I attach to my email?

Reference images, drawings, logo artwork and a product list are useful. Include quantities, the intended users and sales market, packaging, required documents and timing. After submitting the form, email attachments to kunhuow@gmail.com with your enquiry reference.

Tell us what you are planning

Your next order
starts with a brief.

A reference picture or a short description is enough to begin. Add the details you already know; the optional fields help make the follow-up more useful.

  • Product schedule, quantities and destination
  • Electrical duties, dimensions, drawings and mating requirements
  • Finish, OEM artwork, samples and packing requirements
  • Required tests, documents, inspection and target delivery
kunhuow@gmail.com

Download the enquiry checklist ↓

Independent sourcing and trading service. Supplier choice, service costs and order conditions are discussed for your project.

Discuss your requirements.

Product selection, customization, samples and quotation enquiries.

Add product, quantity or customization details (optional)

Submit your enquiry directly. We use your details to respond to your sourcing request. For attachments, email kunhuow@gmail.com with your enquiry reference. Enquiry data use.

Information basis: published product information reviewed . Reference details support a sourcing discussion. Current supply, samples and product-specific documents are confirmed for the selected item.

Have a product in mind?
Share your sourcing brief.
Send an enquiry ↗