HORS CENTAURPLUS C21 PROGRAMMER- NOW USE 4210030

  • Our Part No: 4210020
  • MPN: C21

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

Please see other available options on this page.

Other Available Options...

Replacement Part
Horstmann CENTAURPLUS C27 Centaurplus C27 Programmer

Horstmann CENTAURPLUS C27 Centaurplus C27 Programmer

HORS CENTAURPLUS C21 PROGRAMMER- NOW USE 4210030.

The Horstmann CentaurPlus C21 24-Hour Programmer is a two-channel programmer which allows for independent control of both the central heating and hot water systems which uses the same schedule for everyday of the week.

  • Power supply: 230V AC, 50Hz
  • Contact rating: 3(1) A
  • Contact type: Micro-disconnection
  • Operating periods: 3 per day (for each channel)
  • Boost: 1 Hour (Hot Water only)
  • Advance: Central Heating only

The CentaurPlus C21 is an ideal upgrade or replacement of an existing set up and is easy to isntall as it uses an industry standard 6 pin wall plate.


The HORS CENTAURPLUS C21 PROGRAMMER- NOW USE 4210030 is a genuine, brand new Horstmann Controls product, covered by a Horstmann Controls manufacturer's guarantee.

Not what you're looking for? Try our unique Spares Finder tool or you can view all Horstmann Controls 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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