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Circuit Breakers, Fuses & Relays

A comprehensive selection of circuit breakers, fuses, and relays engineered for low-voltage overcurrent and overload protection. Designed for industrial, commercial, and renewable energy applications, these components improve system uptime, simplify maintenance, and help meet electrical safety and compliance standards. Choose from thermal-magnetic breakers, cartridge and blade fuses, and electromechanical or solid-state relays to match your control and protection needs.

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515 products found. 12 displayed.

DSC RM-1UL Single Relay Module with Wire Leads, UL Listed
DSC RM-2 End-Of-Line Power Supervision Relay for 4-Wire Smoke Detectors
Edwards Signaling MR101/C Single SPDT Relay with LED Mounted in Metal Enclosure
Edwards Signaling Snap-Track, Remote Relay MODULE, 11"
Edwards Signaling
Edwards Signaling Snap-Track, Remote Relay MODULE, 11"
FSRRM-S11
In Stock
$34.49
ELK 91212 Relay Module SPDT 12V DC, 12-Pack
ELK Products
ELK 91212 Relay Module SPDT 12V DC, 12-Pack
ELK-91212
In Stock
$77.05
ELK 912B6 (Six Modules) Relay Module SPDT 12 or 24V DC
ELK Products
ELK 912B6 (Six Modules) Relay Module SPDT 12 or 24V DC
ELK-912B6
In Stock
$62.00
ELK 912B Relay Module SPDT 12 or 24V DC
ELK Products
ELK 912B Relay Module SPDT 12 or 24V DC
ELK-912B
In Stock
$18.95
ELK 912 Relay Module SPDT 12V DC
ELK Products
ELK 912 Relay Module SPDT 12V DC
ELK-912
In Stock
$16.96
ELK 9244 4-Module Sensitive Relay, DPDT, 12/24VDC
ELK Products
ELK 9244 4-Module Sensitive Relay, DPDT, 12/24VDC
ELK-9244
In Stock
$65.63
ELK 924 Sensitive Relay, DPDT, 12/24VDC
ELK Products
ELK 924 Sensitive Relay, DPDT, 12/24VDC
ELK-924
In Stock
$21.83
ELK M1RB M1 Relay Board
ELK Products
ELK M1RB M1 Relay Board
ELK-M1RB
In Stock
$97.39
Fire-Lite CRF-300-6 Fire-Lite CRF300-6 6-Relay Control Module, Form-C Relays
Fire-Lite Alarms by Honeywell
Fire-Lite CRF-300-6 Fire-Lite CRF300-6 6-Relay Control Module, Form-C Relays
CELL-ANTENNA
In Stock
$666.49
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