What are Circuit Breakers ?
Parts in this category
Tap rows to select parts
Compare stocked parts across manufacturers and distributors, then add lines to your RFQ.
| Part & Mfr | Total Stock | Pricing & RFQ | Actuator Type | Approval Agency | Breaker Type | Current Rating | Current Rating (Amps) | Degree of Protection | Illumination | Illumination Voltage (Nominal) | Insulation Resistance | Interrupting Capacity | Lead Style | Mounting Type | Number of Poles | Operating Temperature | Panel Thickness | SVHC Present | Shock Resistance | Storage Temperature | Termination Style | Vibration Resistance | Voltage Rating | Voltage Rating AC | Voltage Rating DC | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Littelfuse Inc.
|
2
|
Price on request
2
|
Lever | CCC, CSA, UL | Magnetic (Hydraulic Delay) | - | 15A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 480 V | - | - | |
Littelfuse Inc.
|
2
|
Price on request
2
|
Rocker | CCC, CSA, UL | Magnetic (Hydraulic Delay) | - | 20A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 277 V | - | - | |
Sensata
|
2
|
Price on request
2
|
Lever | - | Magnetic (Hydraulic Delay) | - | 25A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 415 V | - | - | |
Schurter Inc.
|
2
|
Price on request
2
|
Rocker | - | Thermal | - | 500mA | - | Blue | 120V | - | - | - | Panel Mount | 2 | - | - | - | - | - | - | - | 240 V | - | - | |
Littelfuse Inc.
|
1
|
Price on request
1
|
Lever | CCC, CSA, UL489 | Magnetic (Hydraulic Delay) | - | 25A | - | None | - | - | - | - | Panel Mount | 2 | - | - | - | - | - | - | - | 240 V | - | - | |
Siemens
|
1
|
Price on request
1
|
Lever | CCC, CE, EAC, UR, VDE | - | - | 32A | - | None | - | - | - | - | DIN Rail | 1 | - | - | - | - | - | - | - | 400 V | - | - | |
Phoenix Contact
|
1
|
Price on request
1
|
Slide Switch | - | Thermal Magnetic | - | 8A | - | - | - | - | - | - | Holder | 1 | - | - | - | - | - | - | - | 277 V | - | - | |
Phoenix Contact
<p>The Phoenix Contact 1019947 is a thermal magnetic miniature circuit breaker designed for branch overload and short-circuit protection. It is rated for 40 A continuous current at 277 V AC and features a 2-pole configuration. The breaker mounts on a standard DIN rail and is operated via a lever actuator.</p><p> </p><p>This circuit breaker is part of the TMC series and is available with B, C, or D trip curves (specific curve for this part number not confirmed). It provides visual status indication and a trip-free snap-action mechanism that cannot be manually overridden during an overload condition.</p><p> </p><p>Typical applications include protection of cables, motors, generators, transformers, power supplies, and industrial process control systems. The breaker is suitable for use in branch circuit protection applications where UL 489 listing is required.</p>
|
1
|
Price on request
1
|
Lever | - | Thermal Magnetic | 40 A | 40A | - | None | - | - | - | - | DIN Rail | 2 | - | - | - | - | - | - | - | 277 V | 277 V | - | |
TE Connectivity
|
1
|
Price on request
1
|
Lever | - | Magnetic (Hydraulic Delay) | - | 20A | - | - | - | - | - | - | Panel Mount | 2 | - | - | - | - | - | - | - | 277 V | - | - | |
Phoenix Contact
|
1
|
Price on request
1
|
Lever | - | Thermal Magnetic | - | 10A | - | - | - | - | - | - | DIN Rail | 2 | - | - | - | - | - | - | - | 480 V | - | - | |
Littelfuse Inc.
|
1
|
Price on request
1
|
Lever | CCC, CSA, UL | Magnetic (Hydraulic Delay) | - | 2A | - | None | - | - | - | - | Panel Mount | 3 | - | - | - | - | - | - | - | 277 V | - | - | |
Littelfuse Inc.
|
1
|
Price on request
1
|
Lever | CCC, CSA, UL | Magnetic (Hydraulic Delay) | - | 15A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 277 V | - | - | |
Littelfuse Inc.
|
1
|
Price on request
1
|
Lever | CCC, CSA, UL, VDE | Magnetic (Hydraulic Delay) | - | 20A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
Eaton - Electronics Division
|
1
|
Price on request
1
|
Push to Reset | - | Thermal | - | 50A | - | - | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 48 V | - | - | |
Phoenix Contact
|
1
|
Price on request
1
|
Slide Switch | - | Thermal Magnetic | - | 1A | - | - | - | - | - | - | Holder | 1 | - | - | - | - | - | - | - | 277 V | - | - | |
Altech Corporation
|
1
|
Price on request
1
|
Lever | CSA, UL508 | Thermal Magnetic | - | 30A | - | None | - | - | - | - | DIN Rail | 3 | - | - | - | - | - | - | - | 480 V | - | - | |
Littelfuse Inc.
|
1
|
Price on request
1
|
Toggle | CCC, CSA, UL1077, UL1500 | Magnetic (Hydraulic Delay) | - | 30A | - | None | - | - | - | - | Panel Mount | 2 | - | - | - | - | - | - | - | 277 V | - | - | |
E-T-A
|
1
|
Price on request
1
|
Push-Pull Plunger | CSA C22.2 No 235, UL1077 | Thermal | - | 25A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 115 V | - | - | |
OptiFuse
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | CCC, CSA, cURus, TUV, UR, VDE | Thermal | - | 5A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | CCC, CSA, UL1077 | Magnetic (Hydraulic Delay) | - | 12A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Lever | CCC, CSA, UL1077 | Magnetic (Hydraulic Delay) | - | 3A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
E-T-A
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Automatic Reset | - | Thermal | - | 5A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 240 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Lever | CCC, CSA, UL1077 | Magnetic (Hydraulic Delay) | - | 3A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Lever | CCC, CSA, UL1077 | Magnetic (Hydraulic Delay) | - | 25A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
OptiFuse
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | CSA, cULus | Thermal | - | 4A | - | None | - | - | - | - | - | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
OptiFuse
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | UL1077 | - | - | 30A | - | None | - | - | - | - | Chassis Mount | 1 | - | - | - | - | - | - | - | 32 V | - | - | |
OptiFuse
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | UL1077 | - | - | 50A | - | None | - | - | - | - | Chassis Mount | 1 | - | - | - | - | - | - | - | 32 V | - | - | |
E-T-A
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Automatic Reset | - | Thermal | - | 10A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 240 V | - | - | |
OptiFuse
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | UL1077 | - | - | 20A | - | None | - | - | - | - | Chassis Mount | 1 | - | - | - | - | - | - | - | 32 V | - | - | |
OptiFuse
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | UL1077 | - | - | 10A | - | None | - | - | - | - | Chassis Mount | 1 | - | - | - | - | - | - | - | 32 V | - | - | |
OptiFuse
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | CSA, cULus | Thermal | - | 5A | - | None | - | - | - | - | - | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
OptiFuse
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | CSA, cULus | Thermal | - | 10A | - | None | - | - | - | - | - | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
OptiFuse
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | CSA, cULus | Thermal | - | 1.5A | - | None | - | - | - | - | - | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
OptiFuse
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | UL1077 | - | - | 10A | - | None | - | - | - | - | Chassis Mount | 1 | - | - | - | - | - | - | - | 32 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | CCC, CSA, UL, VDE | Magnetic (Hydraulic Delay) | - | 10A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | CCC, CSA, UL1077 | Magnetic (Hydraulic Delay) | - | 2A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
OptiFuse
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | UL1077 | - | - | 15A | - | None | - | - | - | - | Chassis Mount | 1 | - | - | - | - | - | - | - | 32 V | - | - | |
OptiFuse
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | CSA, cULus | Thermal | - | 2.5A | - | None | - | - | - | - | - | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | CCC, CSA, UL1077 | Magnetic (Hydraulic Delay) | - | 4.5A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Automatic Reset | - | - | - | 30A | - | - | - | - | - | - | Holder | 1 | - | - | - | - | - | - | - | 12 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | CE, cUL, TUV, UL1077, UL1500 | Thermal | - | 50A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Rocker | CCC, CSA, TUV, UL | Magnetic (Hydraulic Delay) | - | 25A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Rocker | CCC, CSA, UL1077 | Magnetic (Hydraulic Delay) | - | 10A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Rocker | CCC, CSA, TUV, UL | Magnetic (Hydraulic Delay) | - | 25A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
Eaton - Electronics Division
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Automatic Reset | - | - | - | 15A | - | - | - | - | - | - | Chassis Mount | 1 | - | - | - | - | - | - | - | 14 V | - | - | |
Eaton - Electronics Division
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Automatic Reset | - | - | - | 40A | - | - | - | - | - | - | Chassis Mount | 1 | - | - | - | - | - | - | - | 14 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | CCC, CSA, UL1077 | Magnetic (Hydraulic Delay) | - | 20A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Push to Reset | CCC, CSA, UL1077 | Magnetic (Hydraulic Delay) | - | 25A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 250 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Lever | CCC, CSA, UL | Magnetic (Hydraulic Delay) | - | 5A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 277 V | - | - | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
Lever | CCC, CSA, UL, VDE | Magnetic (Hydraulic Delay) | - | 20A | - | None | - | - | - | - | Panel Mount | 1 | - | - | - | - | - | - | - | 277 V | - | - |