Description
Alpha 3.014379 Brass Pressure Switch Washer – Replacement
The Alpha Brass Pressure Switch 3.014379 helps monitor water pressure within the boiler, so the heating system can operate safely and efficiently. If the pressure switch becomes faulty, the boiler may stop working correctly or display pressure-related faults. Therefore, replacing it with this brand new part helps restore reliable boiler operation and supports safe system performance.
Compatible Boilers
This part is compatible with the following Alpha boiler models:
C Series
- C23 – GC No. 47-532-22
- C27 – GC No. 47-532-23
CB Series
- CB24 – GC No. 47-532-15
- CB24X – GC No. 47-532-14
- CB28 – GC No. 47-532-16
- CB28X – GC No. 47-532-17
- CB50 – GC No. 47-532-18
CD Series
- CD 12S – GC No. 41-532-16
- CD 20S – GC No. 41-532-18
- CD 28S – GC No. 41-532-20
- CD18S – GC No. 41-532-06
- CD24C – GC No. 47-532-19
- CD24S – GC No. 41-532-02
- CD25C – GC No. 47-532-31
- CD25X – GC No. 47-532-39
- CD28C – GC No. 47-532-33
- CD28X – GC No. 47-532-37
- CD30S – GC No. 41-532-08
- CD32C – GC No. 47-532-21
- CD35C – GC No. 47-532-35
- CD50 – GC No. 47-532-24
- CD50S
- CD70S
HE Series
- HE 25 – GC No. 47-532-41
- HE 25 LPG – GC No. 47-532-42
- HE 33 – GC No. 47-532-43
- HE 33 LPG – GC No. 47-532-44
HE CB Series
- HE CB 25 – GC No. 47-532-25
- HE CB 33 – GC No. 47-532-26
HE SY Series
- HE SY25 – GC No. 41-532-07
If you’re looking for a Alpha diverter cartridge 3.025230 / 3.031749, follow the link provided.
Why Choose This Product?
This brand new Alpha pressure switch offers a reliable solution for resolving pressure-related boiler faults. In addition, it helps maintain safe operation and supports proper heating system performance without the need for major repairs.
Delivery and Return
Order before 1 PM for same-day dispatch with standard and next-day delivery options available. Returns are accepted within 30 days if the item remains unused and in its original packaging.
Frequently Asked Questions
1. What does the Alpha brass pressure switch do?
The pressure switch monitors boiler water pressure to help the appliance operate safely and efficiently. If the switch becomes faulty, the boiler may stop functioning correctly or display pressure errors.
2. Is this part brand new?
Yes, this Alpha brass pressure switch is supplied in brand new condition. As a result, it provides reliable replacement performance for compatible boilers.
3. What is the part number for this pressure switch?
The part number is 3.014379. Always compare this number with your existing component before ordering.
4. Why would a pressure switch need replacing?
A faulty pressure switch can cause boiler lockouts, pressure faults, or unreliable operation. Therefore, replacing the switch helps restore proper system monitoring and performance.
5. Who should install this part?
A qualified Gas Safe registered engineer should install the component. Professional installation helps ensure safe operation and correct fitting.





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