Circuit Breakers
Filters
Trip Type
- Fixed thermal, fixed magnetic
- Thermal-magnetic
- Non-Interchangeable
- Common breaker trip
- T-M (Fxd-Fxd) TU
- 5-10X /n
- 10-20X /n
- 3-5X /n
- Common
- Fixed thermal, adjustable magnetic
- THERMAL-MAGNETIC
- Thermal-Magnetic
- Electronic, basic, ET 1.0,
- Independent
- Interchangeable thermal-magnetic
- Electronic LSI
- Electronic LS
- Electronic, standard, MicroLogic 3.0, LI
- Thermal Magnetic
- Electronic LSIG
- Electronic, standard, MicroLogic 3.2, LI
- Electronic, ammeter, MicroLogic 6.0 A, LSIG
- T-M (Fxd-Adj) TU
- Trip flag
- Electronic, standard, MicroLogic 5.0, LSI
- Thermal magnetic
- Adjustable thermal, adjustable magnetic
- Adjustable thermal, fixed magnetic
- Electronic, standard, MicroLogic 3.2 S, LSI
- Trip-to-center
- Electronic, basic, ET 1.0I, I
- Non-interchangeable thermal-magnetic
- 2-3X /n
- 8-12X /n
- Adjustable
- Electronic, ammeter, MicroLogic 6.2 A, LSIG
- Non-interchangeable
- Non-interchangeable magnetic only
- Electronic LSG
- Magnetic
- Magnetic only
- PXR 10 LSI
- PXR 20 LSI
- Common trip
- Electronic ALSIG with maintenance mode
- Electronic, standard, MicroLogic 3.3, LI
- Model A trip
- Non-interchangeable thermal magnetic
- .025 Seconds
- Electronic LI
- Electronic, ammeter, MicroLogic 5.0 A, LSI
- Frame only (no trip)
- Interchangeable
- PXR 20 LSIG
- PXR 25 LSI
Available to Order
Siemens
MFR: Siemens
MFR #: MQ115
UPC: 040892528145
Item #: 118500
Available to Order
Available to Order
Siemens
MFR: Siemens
MFR #: QJ23B100L
UPC: 783643088221
Item #: 40646
Available to Order
Available to Order
Siemens
MFR: Siemens
MFR #: MP130GF
UPC: 040892522259
Item #: 115978
Available to Order
Siemens
MFR: Siemens
MFR #: MP120GF
UPC: 040892278156
Item #: 182159
Available to Order
Siemens
MFR: Siemens
MFR #: 3RV1031-4EA10
UPC: 754554409351
Item #: 288123
Available to Order
Siemens
MFR: Siemens
MFR #: MP120EG
UPC: 040892008326
Item #: 206093
Available to Order
Available to Order
Siemens
MFR: Siemens
MFR #: MP2125KH
UPC: 040892507584
Item #: 21358
Available to Order
Siemens
MFR: Siemens
MFR #: QF260
UPC: 783643273771
Item #: 166459
Available to Order
Available to Order
Available to Order
Siemens
MFR: Siemens
MFR #: BF130
UPC: 783643069633
Item #: 379803
Available to Order
Siemens
MFR: Siemens
MFR #: MPD2175
UPC: 040892006414
Item #: 1188737
Available to Order
Siemens
MFR: Siemens
MFR #: MP22020
UPC: 040892521917
Item #: 516805
Available to Order
Siemens
MFR: Siemens
MFR #: MPP2200
UPC: 040892528664
Item #: 1206633
Available to Order
Siemens
MFR: Siemens
MFR #: MP120EGH
UPC: 040892010954
Item #: 206121
Available to Order
Available to Order
Siemens
MFR: Siemens
MFR #: P2020B1100CU
UPC: 040892650013
Item #: 27460
Available to Order
$400.00
each
Available to Order
$430.30
each
About Circuit Breakers
Circuit breakers are a critical component of electrical systems, protecting them against overload or short-circuiting. These devices shut off power when levels exceed a safety threshold in order to prevent damage to equipment or personnel. There are a variety of types of circuit breakers to suit different applications, including miniature, molded case, low voltage, GFCI, and AFCI.