Protection & Relays
Protection and relays are critical components used to safeguard electrical systems from overloads, faults, and abnormal operating conditions. They provide reliable control and protection for motors, feeders, and control circuits across commercial and industrial installations.
AmpState’s Protection & Relays collection includes a wide range of control relays, protection relays, overload relays, timing relays, and monitoring devices suitable for use in control panels, motor control centers, and automation systems.
Siemens Furnas 48BSH3M20 Thermal Overload Relay, 22–45A Adjustable
Regular price
$488.00
Sale price
$488.00
Regular price
Unit price
Sylvania | 2433 | Overload Relay
Regular price
$89.00
Sale price
$89.00
Regular price
Unit price
Sylvania | 2437 | Overload Relay | 39A
Regular price
$89.00
Sale price
$89.00
Regular price
Unit price
Sylvania | 2438 | Overload Relay
Regular price
$510.00
Sale price
$510.00
Regular price
Unit price
Sylvania | 2527 | Overload Relay | 1A
Regular price
$510.00
Sale price
$510.00
Regular price
Unit price
Sylvania | 2445 | Overload Relay
Regular price
$510.00
Sale price
$510.00
Regular price
Unit price
Square D | AU152 | Overload Relay | 107A
Regular price
$510.00
Sale price
$510.00
Regular price
Unit price
Sylvania | 2441 | Overload Relay | 79A
Regular price
$510.00
Sale price
$510.00
Regular price
Unit price
Sylvania | 2436 | Overload Relay
Regular price
$510.00
Sale price
$510.00
Regular price
Unit price
BLR2D3355 | Overload Relay | 30A
Regular price
$358.00
Sale price
$358.00
Regular price
Unit price
BLR2D1306 | Overload Relay | 660V
Regular price
$178.00
Sale price
$178.00
Regular price
Unit price
BLR2D3365 | Overload Relay | 80A
Regular price
$422.00
Sale price
$422.00
Regular price
Unit price
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