Building Filters
About the Siemens 3RV1021
The Siemens 3RV1021 is a compact motor protection and starter device from Siemens' 3RV1 family, designed for reliable overload and short‑circuit protection in industrial control panels. Built for easy installation and robust operation, it suits motor protection, control circuits and machinery applications where dependable thermal and magnetic protection is required.
- Trusted Seller

Siemens 3RV1021-0HA15 Circuit Breaker, Size S0, For Motor Protection [New]
- Manufacturer: Siemens
- Model: 3RV1021
. . . . . Circuit breaker size S0 for motor protection CLASS 10 A-release 0.55...0.80 A N-release 10 A Screw terminal Standard switching capacity with transverse auxiliary switch 1 NO+1 NC. Siemens. Siemens. 3RV1...
$168 USDTempe, AZ - Trusted Seller

Siemens 3RV1021-1BA10 Manual Starter & Enclosure, Open Type, 1.4-2 FLA Adjust [New]
- Manufacturer: Siemens
- Model: 3RV1021
. . . . . Circuit breaker size S0 for motor protection CLASS 10 A-release 1.4...2 A N-release 26 A Screw terminal Standard switching capacity. Siemens. Siemens. 3RV1021-1BA10.
$398 USDTempe, AZ - Trusted Seller

Siemens 11SD3B Enclosed Manual Starter, Sirius 3RV1021-1GA10, 4.5-6.3A, 3PH [New]
- Manufacturer: Siemens
- Model: 3RV1021
. . . . . Siemens 11SD3B Enclosed Manual Starter, Sirius 3RV1021-1GA10, 4.5-6.3A, 3PH. Siemens. Siemens. 11SD3B.
$519 USDTempe, AZ

