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Honeywell Ign Control Unit S4585-D1003B

Honeywell

Honeywell Ign Control Unit S4585-D1003B

Honeywell Ign Control Unit S4585-D1003B, listed under the Oil Spares brand for boiler applications.

Manufacturer part no.
C21687L
Showing prices

£210.58

£175.48 ex. VAT · VAT at 20%

Available to order · 5-7 working days
Available to order · 5-7 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Honeywell Ign Control Unit (S4585-D1003B) is an ignition control unit produced by Honeywell and listed under the Oil Spares brand. It is catalogued for boiler applications. The unit is identified by part number S4585-D1003B.

Before you order

  • Confirm the part number S4585-D1003B matches the unit being replaced.
  • Check the appliance is a boiler application, as this is how the part is listed.
  • Cross-check the SKU C21687L against your existing order records if relevant.

Not sure which part?

Tell the parts assistant what it's going into — the appliance make and model, or the GC number off the data badge — and it will check this part is on the fit list.