Alpha Low Water Pressure Switch with Washer 3.014379


212 in stock

SKU: N0321 Category:


This part fits the following boilers:

Fits Appliance(s) GC No.
Alpha C23 – 47-532-22
Alpha C27 – 47-532-23
Alpha CB24 – 47-532-15
Alpha CB24X – 47-532-14
Alpha CB28 – 47-532-16
Alpha CB28X – 47-532-17
Alpha CB50 – 47-532-18
Alpha CD 12S – 41-532-16
Alpha CD 20S – 41-532-18
Alpha CD 28S – 41-532-20
Alpha CD18S – 41-532-06
Alpha CD24C – 47-532-19
Alpha CD24S – 41-532-02
Alpha CD25C – 47-532-31
Alpha CD25X – 47-532-39
Alpha CD28C – 47-532-33
Alpha CD28X – 47-532-37
Alpha CD30S – 41-532-08
Alpha CD32C – 47-532-21
Alpha CD35C – 47-532-35
Alpha CD50 – 47-532-24
Alpha CD50S –  
Alpha CD70S –  
Alpha HE 25 – 47-532-41
Alpha HE 25 LPG – 47-532-42
Alpha HE 33 – 47-532-43
Alpha HE 33 LPG – 47-532-44
Alpha HE CB 25 – 47-532-25
Alpha HE CB 33 – 47-532-26
Alpha HE SY25 – 41-532-07

Below information is for refurbished products with sales options, please read out carefully. If the product does not have a sale option under its’ title, please disregard the following information:

DIRECT SALE: This is when you buy the part outright without needing to send your part back to us.

REFURBISHMENT (EXCHANGE) SERVICE: When you select this service, you agree to send your faulty item to our main address to be reconditioned and sent back to you. Our price includes delivery to you and you would need to pay the postage to send the item to us. In most cases we repair and send the item back the same day of receiving it, please select next day delivery option during checkout to receive the item back the next day.

Please send your faulty part to:

National Boiler Spares
Tyne View Terrace
Newcastle Upon Tyne
NE28 6SG

ADVANCE REPLACEMENT SERVICE: This service is for customers who would like to receive replacement part without sending the faulty one back to us first. We will send you a replacement part the same working day and charge you a £30.00 deposit for your faulty part. Once we have received your faulty part we will refund your £30.00 deposit. Please choose this service if your faulty part is in a repairable condition. If the part is burnt, broken or cracked and not repairable we may refuse to issue a refund for your deposit.  Please keep in mind that if this option or Direct Sale option is not available, we may not have a part in stock to send out first. If unsure please call +44 191 263 3708 or email at

Additional information

Weight136 g





Part Number

This part fits following boilers


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