7SR4503-1HA20-1AA0
Image for illustration purposes only.
If you're unsure whether this part is a perfect match, please contact us.
Condition: New Sealed
£1,301.00
Est. Shipping: Usually Dispatched In 38-52 Days
View all options and prices (2)
| Condition | Warehouse | Stock | Price | |
|---|---|---|---|---|
|
New Sealed
Full 24 months warranty Est. shipping: November 16 2026 |
WM66-7S | Enquire now | £1,301.00 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: November 16 2026 |
WM85-7S | Enquire now | £1,720.50 | Add to Cart |
Our Warehouse Description:
The 7SR4503-1HA20-1AA0 is a monitoring relay designed for three-phase panel applications. It features versatile voltage compatibility, operating within 24 to 60 V DC and 240 V AC, and provides non-directional overcurrent and earth fault protection. The relay includes self-monitoring supervision functions such as power supply signal monitoring, code execution watchdog, memory checks via checksum, RTC verification, and battery health assessment. It is suitable for use in automation systems requiring reliable overcurrent protection and system supervision.
Siemens is a global leader in industrial automation, digitalisation, and electrification, offering products such as PLCs, drives, industrial robots, and process control systems. Known for innovation and sustainability, Siemens’ technologies enhance efficiency, safety, and performance across industries like manufacturing, energy, and healthcare.
***CJS Automation is NOT an authorised distributor of Siemens***
Other Siemens Parts
Closest part codes available to buy online.
GB 
US 
DE 
DK 
ES 
FI 
FR 
IT 
NL 
NO 
PT 
SE