+352 27 63 53 92

customer-service@partao.com

0

0

Massey Ferguson

View All 2,900+ Brands Request a Quote

Need a larger order?

Request a Quote

Privacy and Cookie Policy Terms and Conditions

Copyright © 2026 partao.com. All rights reserved

Partao S.A.R.L.

Address: 9 rue du Laboratoire 1911, Luxembourg, Luxembourg

Email: customer-service@partao.com

Tel: +352 27 63 53 92

Explore

About Us
Request Your Part
Knowledge Base
Careers

Help

Shipping & Returns
Contact Us
Seller Quick Guide
Help

Legal

All prices are exclusive of VAT
VAT: LU36240485
Business Registration: B291859

© 2025-present partao.com

Privacy and Cookie Policy
Terms and Conditions

Attachments & Lift

Hydraulic Systems

Hydraulic Control Valves

Caleffi - WTWMKX - Safety Valve 1/2" 2.5 Bar

Caleffi - WTWMKX - Safety Valve 1/2" 2.5 Bar

Number of products

In stock - ready to ship

Order now for delivery between 22 May and 26 May

Free shipping

Pay Securely with

Caleffi - WTWMKX - Safety Valve 1/2" 2.5 Bar

Caleffi - WTWMKX - Safety Valve 1/2" 2.5 Bar

€84.39

(Excl. VAT)

Price

(Excl. VAT)

€84.39

Number of products

Product Description

The Caleffi 527425 is a genuine safety relief valve specifically designed for overpressure protection in solar energy systems. This valve features a 1/2 inch female inlet connection and a 3/4 inch female outlet connection, with a factory-set pressure of 2.5 bar. Constructed with a durable brass body and EPDM seals, it ensures reliable operation up to a maximum working temperature of 160 °C and a maximum working pressure of 10 bar. It is an essential component for maintaining system integrity and preventing damage caused by excessive pressure.

Caleffi

Product Details

Brand

Width mm

51

Height mm

95

Length mm

40

Weight kg

0.12

Body material

Brass

Seal material

EPDM

Set pressure bar

2.5

Handwheel material

PA6G30

Connection size inlet

1/2 inch F

Connection size outlet

3/4 inch F

Max working pressure bar

10

Max working temperature celsius

160

Manufacturer

caleffi

Similar items you might like

Caleffi - WTXZ23 - Set High-Style Valves with Central Conn. Double Hook Left White
Caleffi
€327.28
Caleffi - WURCVA - Caleffi C3 Cleaner, 1 1/2" Drive - 570911
Caleffi
€69.41
Caleffi - WUU76V - Mounting Bracket for Pump Groups Series 165-166-167
Caleffi
€85.46
Caleffi - WXRJ7W - Balanced By-Pass Tee 1" 3.25 M3/H
Caleffi
€127.19
Caleffi - X7NBRC - Set Ball Valves with Tail Piece and Thermometer Connection 1 1/4" F x 1 1/4" M
Caleffi
€253.45
Caleffi - X7SC4F - Ball Valve Set S with Thermometer Connection
Caleffi
€305.88
Caleffi - X9FEUN - Extendable Distributor Cast Brass
Caleffi
€53.36
Caleffi - XAE75V - Check Valve DN20
Caleffi
€52.29
Caleffi - XCYCHP - Differential By-Pass with Fixed Setting of 20 kPa
Caleffi
€62.99
Caleffi - XFNCPJ - Extendable Distributor Cast Brass
Caleffi
€82.25

Reviews

Customer Reviews

Be the first to write a review!

Product Description

The Caleffi 527425 is a genuine safety relief valve specifically designed for overpressure protection in solar energy systems. This valve features a 1/2 inch female inlet connection and a 3/4 inch female outlet connection, with a factory-set pressure of 2.5 bar. Constructed with a durable brass body and EPDM seals, it ensures reliable operation up to a maximum working temperature of 160 °C and a maximum working pressure of 10 bar. It is an essential component for maintaining system integrity and preventing damage caused by excessive pressure.

Caleffi

Product Details

Brand

Width mm

51

Height mm

95

Length mm

40

Weight kg

0.12

Body material

Brass

Seal material

EPDM

Set pressure bar

2.5

Handwheel material

PA6G30

Connection size inlet

1/2 inch F

Connection size outlet

3/4 inch F

Max working pressure bar

10

Max working temperature celsius

160

Manufacturer

caleffi

Reviews

Customer Reviews

Be the first to write a review!

Similar items you might like

Caleffi - WTXZ23 - Set High-Style Valves with Central Conn. Double Hook Left White
Caleffi
€327.28
Caleffi - WURCVA - Caleffi C3 Cleaner, 1 1/2" Drive - 570911
Caleffi
€69.41
Caleffi - WUU76V - Mounting Bracket for Pump Groups Series 165-166-167
Caleffi
€85.46
Caleffi - WXRJ7W - Balanced By-Pass Tee 1" 3.25 M3/H
Caleffi
€127.19
Caleffi - X7NBRC - Set Ball Valves with Tail Piece and Thermometer Connection 1 1/4" F x 1 1/4" M
Caleffi
€253.45
Caleffi - X7SC4F - Ball Valve Set S with Thermometer Connection
Caleffi
€305.88
Caleffi - X9FEUN - Extendable Distributor Cast Brass
Caleffi
€53.36
Caleffi - XAE75V - Check Valve DN20
Caleffi
€52.29
Caleffi - XCYCHP - Differential By-Pass with Fixed Setting of 20 kPa
Caleffi
€62.99
Caleffi - XFNCPJ - Extendable Distributor Cast Brass
Caleffi
€82.25

Caleffi - WTWMKX - Safety Valve 1/2" 2.5 Bar

SKU: caleffi-wtwmkx

Caleffi

Browse all parts

€84.39

(excl. VAT)