DN70 Series 20A DP Switch

DN70324 is a British standard 20A DP switch with neon indicator from the DN70 series, designed for medium-power applications including water heaters, electric heaters, and immersion heaters.

Front Panel: PC / Tempered Glass / Brushed Aluminum

Switch Type: DP (Double Pole) with neon indicator

Current/Voltage: 20A / 250V~

Switch Internal: Red copper, Φ3.0×25mm silver alloy touch point

Middle Plate: Steel / Plastic-wrapped steel

Dimensions: H 88mm × W 86mm (single gang British Standard back box)

Standards: IEC standard (British standard countries)

Warranty: 12 years

SPECIFICATIONS

Series DN70 series
Item Code DN70324
Description 20A DP Switch with Neon Indicator
Switch Rating 20A / 250V~
Switch Type DP (Double Pole) with neon indicator
Front Panel Options PC / Tempered Glass / Brushed Aluminum
Base PC
Middle Plate Options Steel / Plastic‑wrapped steel
Switch Internal Red copper, Φ3.0×25mm silver alloy touch point
Standard IEC Standard (British standard countries)
Warranty 12 Years
Available Colors White / Gold / Gray / Black
Dimensions H 88mm × W 86mm (single gang British Standard back box)
MOQ 20GP container
Packaging 1 pc per plastic bag | 10 pcs per inner box | 100 pcs per outer carton

DN70324 — 20A DP Switch for Water Heaters and Medium-Power Applications

The DN70324 is a 20A Double Pole switch with neon indication of its operation, found in the DN70 line. This switch is perfectly suitable for use in applications where power levels required do not exceed medium levels, such as water heaters, immersions heaters, electric heaters and appliances with a similar load – in residential and commercial installations made in compliance with British standards. The double pole switching mechanism allows disconnecting both live and neutral conductors at the same time, thus ensuring the required level of safety for circuit using water, such as bathroom heater and household kitchen devices. The device has a neon indicating light which allows to monitor if power is supplied to the circuit without any other means.

20A Rating — Ideal for Water Heaters and Medium-Power Appliances

Feature DN70324 Specification Benefit for Buyers
Current Rating 20A at 250V~ Handles water heaters, immersion heaters, electric heaters — ideal for residential use
DP Switch Double Pole — disconnects live and neutral Enhanced safety — essential for water‑connected appliances
Neon Indicator Built‑in neon lamp Instant visual status — confirms power is off before maintenance
Contact Material Red copper + Φ3.0×25mm silver alloy touch point Low contact resistance — handles 20A without overheating

Three Front Panel Finishes — PC, Tempered Glass, or Brushed Aluminum

The DN70324 offers three distinct front panel materials, allowing you to match any interior design scheme — from cost‑effective residential projects to premium hospitality developments where high‑power switching is required.

Material Finish Ideal Applications
PC High‑transparency, high‑strength Volume residential projects, affordable housing, general commercial use
Tempered Glass Glossy, scratch‑resistant, premium feel Luxury hotels, executive offices, high‑end apartments in GCC and Malaysia
Brushed Aluminum Metallic, industrial modern aesthetic Contemporary commercial interiors, showrooms, design‑led projects

Built for British Standard Countries — Middle East, Southeast Asia & Beyond

This 20A DP switch conforms to IEC standards and is fully compatible with British standard wiring systems. It is the correct specification for:

  • GCC states — Kuwait, Saudi Arabia, UAE, Qatar, Bahrain, Oman
  • Southeast Asia — Malaysia, Singapore, Hong Kong
  • Other British standard countries — including Iraq, Yemen, Pakistan, Sri Lanka, and former Commonwealth nations

Whether your projects are in Dubai, Riyadh, or Kuala Lumpur, the DN70324 meets local electrical codes for medium‑current switching applications. The 20A DP switch is particularly valued in residential projects across all markets where water heaters and immersion heaters are standard equipment, and where safety regulations require double‑pole isolation for circuits in wet areas.

DN70 Series — Consistent Slim Design Across All Configurations

The DN70324 comes in a slim shape (88×86mm), like other DN70 series products, made of quality materials. Thereby, a unified design atmosphere is created in any establishment, regardless of whether it is a hotel or a private house. DN70 products are produced in four colors (white, gold, gray, and black) and come with the same 12-year guarantee. The DN70324 is a medium current switch and is used along with the DN70327 model of higher capacity.

Being the main manufacturer operating from three semi-automated production facilities based in Wenzhou (for switches & sockets), Zhongshan (for lighting products) and Jiaxing (for bathroom heaters), we provide end-to-end OEM/ODM services – custom branding, custom packaging and adaptable MOQ (20GP container). Our engineering specialists are also able to change internal parts as per market demand. Please get in touch with us for wholesale inquiries.

DN70324 20A DP Switch for Water Heater — DN70 Series British Standard

DP Switch Technology — Essential Safety for Water‑Connected Appliances

The DP switch mechanism is an important safety device for electric appliances with an associated water supply. It differs from an SP switch in that the former breaks off both the live and neutral wires at the same time, giving effective separation between the appliance and the electricity supply. For this reason, it is particularly suitable for safety appliances being used with water, such as water heaters and electric showers. The contact point made of silver alloy Φ3.0×25mm allows for low contact resistance and little heating even under long applications of 20A loads. The construction of red copper guarantees good electrical conductivity and high durability.

Durable Construction — Engineered for Continuous Medium‑Load Operation

The DN70324 is designed for challenging domestic and light commercial applications. The switch system employs premium red copper component and a Φ3.0×25mm silver alloy contact point, specifically designed to handle 20A continuous load. This combination of material ensures low contact resistance, minimal arcing, and consistent performance over many switching cycles. With a rated electrical life specified for over 10,000 operations, the DN70324 can be safely employed for daily use in homes and businesses.

Stock the DN70324 20A DP Switch — Factory Direct Pricing

20A / 250V rated, Double Pole switch with neon indicator. PC, tempered glass, or brushed aluminum panel. White, gold, gray, or black. British standard, IEC certified, 12‑year warranty. OEM logo, custom packaging available. Contact our sales team for a bulk quotation.

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IEC Standard • 20A DP • Global Shipping • MOQ 20GP

Factory‑Direct Supply for Wholesale & OEM Partners

Your Source for British Standard 20A DP Switches

We manufacture the DN70324 on our own production lines at our 120,000m² Wenzhou base, equipped with 120 injection molding machines and over 100 production lines. Our CNAS‑certified laboratory and dedicated R&D center ensure every switch meets rigorous quality standards — including current endurance testing and thermal cycling validation. We also operate our own alloy and plastic subsidiaries, giving us full control over raw material quality — from copper and silver alloy contacts to finished products. This vertical integration enables us to offer competitive wholesale pricing, consistent supply, and fast lead times for distributors and contractors serving British standard markets. Our 20A DP switch is a staple product for residential projects worldwide, trusted by plumbers, electricians, and contractors for water heater and immersion heater installations.

1 Three panel finishes — PC, tempered glass, brushed aluminum — covering all market segments.
2 20A DP rating — ideal for water heaters, immersion heaters, and electric heaters.
3 OEM branding available — laser‑etched logos, custom colors, and bespoke packaging.
4 12‑year warranty and complete DN70 ecosystem — switches, sockets, USB, and data outlets.

Buyer’s Guide

Why Choose a 20A DP Switch for Water Heaters and Medium‑Power Appliances?

A practical guide for importers, distributors, and contractors supplying residential projects in British standard countries.

20A Capacity — The Right Rating for Residential Water Heaters

Electric water heater companies or immersion heater companies need a voltage source that requires the heating appliance to have its own dedicated circuit of 20A. In the area of operation, the DN70324 gives the necessary capacity to power units of this type and provides a margin for safe operation. The need for 20A double pole switches has practically become a standard in the industry.

DP (Double Pole) — Safety for Water‑Connected Appliances

A double pole switch cuts both live and neutral wires together, ensuring full isolation of the device from the power grid. This is crucial for water heaters and immersion heaters, which are often used in bathrooms and kitchens where water splashes might occur. Many national regulations require DP switches to be used in wet areas to provide safe operation of various devices in these types of environments. The DP design of the DN70324 complies with this requirement.

Neon Indicator — Practical Safety for Maintenance

The built‑in neon indicator provides instant visual confirmation of switch status — illuminated when the switch is ON and the circuit is live. For water heaters and immersion heaters, this allows homeowners and maintenance staff to quickly verify circuit status before performing maintenance or servicing. This small feature delivers significant operational safety benefits and is a key differentiator in the residential market.

DN70324 20A DP Switch Production Line
DN70324 Quality Control and Testing
DN70324 Assembly Workshop
DN70324 Packaging and Shipping

Frequently Asked Questions

What appliances require a 20A DP switch?

Usually, 20A DP switches are needed for water heaters, immersion heaters, electric heaters, and other appliances which have an electrical power rating of below five kilowatts. The DN70324 switch is intended for such types of work and has a specification of 20A/250V.

What is the difference between 20A and 45A DP switches?

The 20A DN70324 has been designed for average power applications for residential use for appliances such as boilers and immersion heaters (approximately ~ 5kW). The 45A DN70327 is suited for high power industrial applications for appliances such as heavy duty air conditioners or commercial ovens or industrial devices (approximately ~ 11kW). Use 20A in the case of normal residential water heaters and 45A if it is heavy-duty commercial loads.

Can I order the DN70324 with my own logo on the panel?

Absolutely true. Our company provides complete OEM branding services, allowing you to engrave your brand logo using laser etching or silk-screening techniques on any panel material, including polycarbonate, glass, or aluminum. Besides, you may order a custom packaging service featuring your brand logo. Please check minimum order quantity with our sales department.

What colors are available for the DN70324?

The 20A DP switch comes with four standard colors namely White, Gold, Gray and Black. The use of all colors can be made in any of the three panels available (PC, tempered glass and brushed aluminum).

Is the DN70324 certified for use in GCC countries and Malaysia?

Yes, the DN70324 is compliant with IEC 60669‑1 and suitable for use with Part Q of the British Standard Wiring System, the national standards of Kuwait, Saudi Arabia, UAE, Qatar, Oman, Bahrain, Malaysia and many more countries using British Standard Wiring. Should you require, we can provide test reports and certificate of conformity.

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