DRAYTON 03 21 001 RB1 RELAY UNIT

  • Our Part No: 4220180
  • MPN: 321001
DRAYTON 03 21 001 RB1 RELAY UNIT

We're sorry but this product has now been discontinued by Drayton and can no longer be purchased.

No known replacement is available.

Why Choose DHS?

  • Browse more products in the
    Gas Boiler Spares category

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    Drayton

  • Secure Express Checkout
    with a selection of payment options

  • 12 Month Warranty
    On all parts

DRAYTON 03 21 001 RB1 RELAY UNIT.

The Drayton RB1 Relay Unit is a general purpose relay unit. It has a simple design with an easy to mount hassle free installation and can be mounted in close proximity to boilers and other heat emitters.

  • 2x DPCO Switches
  • 230 V AC / 6A resistance

The DRAYTON 03 21 001 RB1 RELAY UNIT is a genuine, brand new Drayton product, covered by a Drayton manufacturer's guarantee.

Not what you're looking for? Try our unique Spares Finder tool or you can view all Drayton products.

For advice on this or any product, please call us on 0330 123 3707, email us at web@dhsspares.co.uk, or see additional ways to contact us here.

At DHS we offer a range of product options to suit different budgets and requirements, while maintaining quality and reliability across all categories.

Below is an explanation of each product type available on our website. Please note that not all products will have all options available.

Unbranded Part

BEST VALUE

Unbranded Component Product. Genuine manufacturer component, but no branded packaging.

  • Sourced Directly from the Manufacturer
  • Supplied in Unbranded Packaging
  • Same Quality & Function as OEM Version
  • Cost Effective Alternative
  • 12 Month Warranty

Branded Part

ORIGINAL PART

Original Equipment Manufacturer Component with branded packaging.

  • Genuine Original Part
  • Sourced Directly from the Manufacturer
  • Manufacturers Official Packaging
  • Trusted Manufacturer Quality
  • 12 Month Warranty

Alternative Part

Compatible replacement parts sourced from a third party Manufacturer.

  • Lower Cost Replacement Option
  • Fully Functional Alternative
  • Appearance, design or materials may differ from the original part
  • 12 Month Warranty

Refurbished Part

Original OEM components that have been professionally refurbished.

  • Genuine OEM Component Professionally Refurbished and Tested
  • Environmentally Conscious Choice
  • Excellent Value for Money
  • 12 Month Warranty

Need Help Choosing?

If you are unsure of which product category is right for your repair or installation, our team is happy to help.

Contact us for expert advice on compatibility, pricing and availability.

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