+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

Engine & Components

Other Engine Parts

Herz - 5E2W57 - Overflow Valve Safety Valve DN20

Herz - 5E2W57 - Overflow Valve Safety Valve DN20

Number of products

In stock - ready to ship

Order now for delivery between 23 May and 27 May

Free shipping on orders over €60

Pay Securely with

Herz - 5E2W57 - Overflow Valve Safety Valve DN20

Herz - 5E2W57 - Overflow Valve Safety Valve DN20

€13.77

(Excl. VAT)

Price

(Excl. VAT)

€13.77

Number of products

Product Description

The HERZ 5E2W57 is a genuine safety valve designed for heating systems, specifically boilers with a capacity up to 100 kW. This overflow valve features a nominal diameter of DN20 and is set to a pressure of 3 bar, ensuring reliable pressure relief and safety in industrial and commercial heating applications. It is a critical component for maintaining system integrity and preventing overpressure conditions.

Herz

Product Details

Brand

Connection type

internal thread

Nominal diameter

DN20

Boiler capacity kw

100

Pressure setting bar

3

Manufacturer

herz

Similar items you might like

Herz - 5F43XF - Shut-off Valve Strmax-Ad Angle Spindle Valve
Herz
€287.69
Herz - 5HAQZF - Ball Valve DN25 Drinking Water Systems
Herz
€28.75
Herz - 5HDBQC - Ball Valve DN20 PN16 2xIG
Herz
€18.05
Herz - 5JF9V4 - Group Distributor Enclosure
Herz
€262.01
Herz - 5JRU8Y - Ball Valve DN25 PN25 2xIG
Herz
€25.54
Herz - 5KG7WT - Control Valve GV DN15
Herz
€181.76
Herz - 5MQA2A - Ball Valve DN20 PN16
Herz
€16.98
Herz - 5MTX8E - Ball Valve DN32 PN16 2xIG
Herz
€40.52
Herz - 5NEMQU - Compactfloor 7-Way 230V Left
Herz
€4,671.48
Herz - 5P766H - Two Port Flanged Valve DN15
Herz
€584.08

Reviews

Customer Reviews

Be the first to write a review!

Product Description

The HERZ 5E2W57 is a genuine safety valve designed for heating systems, specifically boilers with a capacity up to 100 kW. This overflow valve features a nominal diameter of DN20 and is set to a pressure of 3 bar, ensuring reliable pressure relief and safety in industrial and commercial heating applications. It is a critical component for maintaining system integrity and preventing overpressure conditions.

Herz

Product Details

Brand

Connection type

internal thread

Nominal diameter

DN20

Boiler capacity kw

100

Pressure setting bar

3

Manufacturer

herz

Reviews

Customer Reviews

Be the first to write a review!

Similar items you might like

Herz - 5F43XF - Shut-off Valve Strmax-Ad Angle Spindle Valve
Herz
€287.69
Herz - 5HAQZF - Ball Valve DN25 Drinking Water Systems
Herz
€28.75
Herz - 5HDBQC - Ball Valve DN20 PN16 2xIG
Herz
€18.05
Herz - 5JF9V4 - Group Distributor Enclosure
Herz
€262.01
Herz - 5JRU8Y - Ball Valve DN25 PN25 2xIG
Herz
€25.54
Herz - 5KG7WT - Control Valve GV DN15
Herz
€181.76
Herz - 5MQA2A - Ball Valve DN20 PN16
Herz
€16.98
Herz - 5MTX8E - Ball Valve DN32 PN16 2xIG
Herz
€40.52
Herz - 5NEMQU - Compactfloor 7-Way 230V Left
Herz
€4,671.48
Herz - 5P766H - Two Port Flanged Valve DN15
Herz
€584.08

Herz - 5E2W57 - Overflow Valve Safety Valve DN20

SKU: herz-5e2w57

Herz

Browse all parts

€13.77

(excl. VAT)