Description
Ferroli Optima 901 Clock-24 Hour (LCD) zu01021xa (803840)
This Ferroli clock 24 hour LCD gives you full control over your boiler’s heating schedule. The boiler timer control improves efficiency by setting start and stop times for heating and hot water. Part number 39803831 (also known as ZU01021XA or 803840) replaces faulty time clocks in multiple Ferroli boiler models.
Compatible Boilers
To help you make the right choice, this timer is compatible with the following boiler models:
Ferroli DOMIcompact Series:
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F24B (03/05/2005) – GC No. 47-267-35 (30K0235001)
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F24E (03/2000) – GC No. 47-267-31 (30R0547/1)
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F30B (11/01/2007) – GC No. 47-267-36 (30K0236002)
Ferroli Falcon Series:
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Falcon 11 – GC No. 47-267-26 (30R0374/0)
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Falcon 80 – GC No. 47-267-01
Ferroli Optima Series:
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Optima 2001 – GC No. 47-267-21
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Optima 201 – GC No. OPT 201
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Optima 701 – GC No. 47-267-16
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Optima 800 – GC No. 47-267-08
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Optima 900 – GC No. 47-267-13
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Optima 901 – GC No. 47-267-18
If you’re looking for a Ferroli 24 hour clock follow the link provided.
Why Choose This Product?
The 39803831 Ferroli boiler timer restores your ability to manage heating cycles with accuracy and ease. It helps reduce energy waste and keeps your home comfortable. Each unit is refurbished to strict standards, offering excellent value and dependable operation. It’s ideal for both quick repairs and longer-term maintenance.
Delivery and Return
We ship same day on orders placed before 1 PM, Monday to Friday. Choose from standard or next-day delivery at checkout. You may return unused items in their original condition within 30 days.
Always use a Gas Safe registered engineer when installing or replacing boiler components.
