Siemens
Siemens 3RV2121-4CA10
SIRIUS motor starter protector / circuit breaker
Part number
3RV2121-4CA10
- Manufacturer: Siemens
- Part number: 3RV2121-4CA10
- Description: SIRIUS motor starter protector / circuit breaker
- Series: 3RV
How to buy Siemens 3RV2121-4CA10
Deteila supplies Siemens 3RV2121-4CA10 (SIRIUS motor starter protector / circuit breaker). Depending on your needs, we can offer the part new, in an opened box, refurbished or used – the condition is always stated clearly. New parts come with a 12-month warranty.
With access to warehouses across Europe, we can often source discontinued components as well. Send us an inquiry with the part number and quantity, and we will reply with a price and delivery time.

