Circuit Breakers
Our selection of circuit breakers spans a wide range of applications, from heavy-duty air circuit breakers (ACBs) to compact miniature circuit breakers (MCBs). We offer leading brands like Eaton, Siemens, and Square D, known for their reliability and performance. Whatever your power management needs, you can find the perfect solution here at ARCA Supply.
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Din Rail Mounted Circuit Breakers
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Main Breakers
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Miniature Circuit Breakers (MCBs)
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Molded Case Breakers (MCCBs)
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Motor Circuit Protector (MCPs)
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Lug Terminal Kits
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Auxiliary, Shunt, Trip Units and UVRs
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Circuit Breaker Accessories
- Product
- Qty in Cart
- Price
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Eaton LGTEW3 Circuit Breaker Accessories
MSRP $169.00Surplus $83.96SKU: C15-11693 Brand: Eaton MPN: LGTEW3 UPC: 78211612289 Shipping Weight: 0.40 lbs. Shipping Height: 2.00 In. Shipping Length: 3.00 In. Shipping Width: 1.00 In...- SKU:
- C15-11693
- TS PIK:
- 119984719
- Country of Origin:
- China
- Short Description:
- TERMINAL SPREADER KIT FOR LG 3P BKR_ LINE OR LOAD MOUNT
MSRP $169.00Surplus $83.96 -
Eaton LGU340032G Molded Case Breakers (MCCBs)
MSRP $22,467.52Surplus $3,415.63SKU: C15-9517 Brand: Eaton MPN: LGU340032G UPC: 78668518465 Shipping Weight: 14.85 lbs. Shipping Height: 8.00 In. Shipping Length: 13.00 In. Shipping Width: 9.00 In...- SKU:
- C15-9517
- TS PIK:
- 122381446
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, LG-FRAME, LG, DIGITRIP 31
MSRP $22,467.52Surplus $3,415.63 -
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Eaton LGU3400FAG Molded Case Breakers (MCCBs) LGU 3P 400A 690V 50/60Hz 3Ph L Frame
MSRP $16,000.00Surplus $3,966.88SKU: C15-3675 Brand: Eaton MPN: LGU3400FAG UPC: 786685185057 Shipping Weight: 14.55 lbs. Shipping Height: 7.00 In. Shipping Length: 12.00 In. Shipping Width: 8.00 In...- SKU:
- C15-3675
- Frame Type:
- LG
- Voltage Rating:
- 690 V
- Current Rating:
- 400 A
- Number of Poles:
- 3
- Interrupting Rating:
- 150 kA at 480 Vac 65 kA at 600 Vac 200 kA at 240 Vac
- Short Description:
- 3 POLE_ 400 A_ 150KA FIXED THERMAL/ADJ. MAGNETIC
MSRP $16,000.00Surplus $3,966.88 -
Eaton LGX3630NN-MOD Molded Case Breakers (MCCBs) EA
MSRP $18,000.00Surplus $2,227.86SKU: C15-11211 Brand: Eaton MPN: LGX3630NN-MOD UPC: Shipping Weight: 13.65 lbs. Shipping Height: 5.00 In. Shipping Length: 11.00 In. Shipping Width: 6.00 In...- SKU:
- C15-11211
MSRP $18,000.00Surplus $2,227.86 -
Eaton LHH3400NN Molded Case Breakers (MCCBs)
MSRP $1,500.00Surplus $364.70SKU: C15-11837 Brand: Eaton MPN: LHH3400NN UPC: Shipping Weight: 11.65 lbs. Shipping Height: 7.00 In. Shipping Length: 13.00 In. Shipping Width: 8.00 In. Product...- SKU:
- C15-11837
MSRP $1,500.00Surplus $364.70 -
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Eaton LHMFS10 Circuit Breaker Accessories
MSRP $1,144.00Surplus $322.96SKU: C15-2141 Brand: Eaton MPN: LHMFS10 UPC: 786685284774 Shipping Weight: 7.00 lbs. Shipping Height: 3.00 In. Shipping Length: 20.00 In. Shipping Width: 19.00 In...- SKU:
- C15-2141
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY HANDLE MECHANISM, FLEX SHAFT FLANGE-
MSRP $1,144.00Surplus $322.96 -
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Eaton LHMVD24R Circuit Breaker Accessories Rotary Handle Kit L Frame
MSRP $381.27Surplus $94.68Eaton LHMVD24R Circuit Breaker Accessories Rotary Handle Kit L Frame​ ARCA SKU: C15-1735 Brand: Eaton MPN: LHMVD24R UPC: 782116048953 Shipping Weight: 4.45 Shipping Height: 5.00 In...- SKU:
- C15-1735
- Frame:
- L
MSRP $381.27Surplus $94.68 -
Eaton LKD1 Circuit Breaker Accessories
MSRP $15.10Surplus $9.08Eaton LKD1 Circuit Breaker Accessories​ ARCA SKU: C15-2452 Brand: Eaton MPN: LKD1 UPC: 786679148402 Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-2452
- Series:
- C
- Type:
- Non-Padlockable
- Used On:
- F Frame Circuit Breaker
- Locking Provision:
- ON/OFF
- Short Description:
- ON/OFF Locking Provision, Non-Padlockable
- Catalog:
- Eaton_27487_V4T2_454_V4T2_494_CAT.pdf
- TS PIK:
- 21505165
- Country of Origin:
- United States
MSRP $15.10Surplus $9.08 -
Eaton LPC215 Circuit Breaker Accessories
MSRP $72.00Surplus $27.00SKU: C15-11491 Brand: Eaton MPN: LPC215 UPC: Shipping Weight: 1.15 lbs. Shipping Height: 3.00 In. Shipping Length: 11.00 In. Shipping Width: 8.00 In. Product...- SKU:
- C15-11491
- Short Description:
- 15 kV, 95 kV BIL, 200 A, Insulated, Loadbreak Protective Cap with Drain Wire and Cuff/Silicone Lubricant
- Type:
- Insulated
- Data Sheet:
- Eaton_57936_1_2_DATA.pdf
- Catalog:
- Eaton_57916_11_CAT.pdf
MSRP $72.00Surplus $27.00 -
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Eaton LST1LPK Shunt Trips 50/60Hz
MSRP $1,225.00Surplus $249.19Eaton LST1LPK Shunt Trips 50/60Hz​ ARCA SKU: A13-1017 Brand: Eaton MPN: LST1LPK UPC: 786679652107 Shipping Weight: 0.35 lbs. Shipping Height: 3.00 In. Shipping Length: 6.00 In...- SKU:
- A13-1017
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY SHUNT TRIP, LOW ENERGY FIELD INSTALL
- Type:
- CIRCUIT BREAKER SHUNT TRIP
MSRP $1,225.00Surplus $249.19 -
Eaton LST1RTK Circuit Breaker Accessories
MSRP $1,463.96Surplus $291.65SKU: C15-11223 Brand: Eaton MPN: LST1RTK UPC: 78667955366 Shipping Weight: 0.35 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 6.00 In...- SKU:
- C15-11223
- TS PIK:
- 107004612
- Country of Origin:
- Dominican Republic
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY SHUNT TRIP, LOW ENERGY FIELD INSTALL
MSRP $1,463.96Surplus $291.65 -
Eaton LST3LPK Circuit Breaker Accessories
MSRP $969.00Surplus $328.99SKU: C15-11797 Brand: Eaton MPN: LST3LPK UPC: 78667965212 Shipping Weight: 0.20 lbs. Shipping Height: 3.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- C15-11797
- TS PIK:
- 107005270
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY SHUNT TRIP, LOW ENERGY FIELD INSTALL
MSRP $969.00Surplus $328.99 -
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Eaton LT2500T Trip Units
MSRP $3,835.47Surplus $2,876.60SKU: A13-1564 Brand: Eaton MPN: LT2500T UPC: Shipping Weight: 2.55 lbs. Shipping Height: 7.00 In. Shipping Length: 9.00 In. Shipping Width: 6.00 In. Product...- SKU:
- A13-1564
MSRP $3,835.47Surplus $2,876.60 -
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Eaton LT2600T Trip Units LT 2P 600A 600V 50/60Hz EA
MSRP $2,950.00Surplus $445.44SKU: A13-1135 Brand: Eaton MPN: LT2600T UPC: Shipping Weight: 2.55 lbs. Shipping Height: 6.00 In. Shipping Length: 9.00 In. Shipping Width: 6.00 In. Product...- SKU:
- A13-1135
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY TRIP UNIT, TRIP UNIT, 600 A, TWO-POL
- UOM:
- EA
- Poles:
- 2
- Volts:
- 600 V
- Amps:
- 600 A
- Type:
- LT
- Series:
- C Series
- Box Quantity:
- 1
MSRP $2,950.00Surplus $445.44 -
Eaton LT3300T Trip Units LT 3P 300A 600V 50/60Hz
MSRP $3,496.00Surplus $1,493.59SKU: A13-1238 Brand: Eaton MPN: LT3300T UPC: 786679580042 Shipping Weight: 2.55 lbs. Shipping Height: 6.00 In. Shipping Length: 9.00 In. Shipping Width: 6.00 In...- SKU:
- A13-1238
- Adjustment:
- Magnetic Trip
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 300 A
- Frame:
- L
- Poles:
- 3
- Type:
- Thermal Magnetic
- Specification/Technical:
- Eaton_08942_1_2_SPEC.pdf
- Installation/Operator:
- Eaton_00487_INST.pdf
- Frame Type:
- L
- Current Rating:
- 300 A
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_254_V4T2_255_V4T2_323-V4T2_327_V4T2_484_CAT.pdf
- Number of Poles:
- 3
- Country of Origin:
- United States
MSRP $3,496.00Surplus $1,493.59 -
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Eaton LT3350FA Trip Units LT 3P 350A 600V 50/60Hz EA
MSRP $2,066.00Surplus $653.64SKU: A13-1342 Brand: Eaton MPN: LT3350FA UPC: Shipping Weight: 2.00 lbs. Shipping Height: 5.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00 In. Product...- SKU:
- A13-1342
- Short Description:
- LT 3P TRIP UNIT_ 350A_ FIX THERM_ ADJ MAG (UL)
- UOM:
- EA
- Poles:
- 3
- Volts:
- 600 V
- Amps:
- 350 A
- Type:
- LT
- Series:
- G Series
- Box Quantity:
- 1
MSRP $2,066.00Surplus $653.64 -
Eaton LT3350T Trip Units LT 3P 350A 600V 50/60Hz
MSRP $3,496.00Surplus $1,589.35SKU: A13-1212 Brand: Eaton MPN: LT3350T UPC: 786679580059 Shipping Weight: 2.55 lbs. Shipping Height: 6.00 In. Shipping Length: 9.00 In. Shipping Width: 6.00 In...- SKU:
- A13-1212
- Adjustment:
- Magnetic Trip
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 350 A
- Frame:
- L
- Poles:
- 3
- Type:
- Thermal Magnetic
- Specification/Technical:
- Eaton_08945_1_2_SPEC.pdf
- Installation/Operator:
- Eaton_00487_INST.pdf
- Frame Type:
- L
- Current Rating:
- 350 A
- Number of Poles:
- 3
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_254_V4T2_255_V4T2_323-V4T2_327_V4T2_484_CAT.pdf
MSRP $3,496.00Surplus $1,589.35 -
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Eaton LT340033 Trip Units
MSRP $2,738.97Surplus $713.94SKU: A13-1606 Brand: Eaton MPN: LT340033 UPC: Shipping Weight: 2.55 lbs. Shipping Height: 5.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00 In. Product...- SKU:
- A13-1606
- TS PIK:
- 120877413
- Country of Origin:
- United States
MSRP $2,738.97Surplus $713.94 -
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Eaton LT3400FA Molded Case Breakers (MCCBs)
Surplus $1,995.00SKU: A13-1181 Brand: Eaton MPN: LT3400FA UPC: 78211633623 Shipping Weight: 2.00 lbs. Shipping Height: 5.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00 In...- SKU:
- A13-1181
- Adjustment:
- Magnetic Trip
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Amps:
- 400 A
- Frame:
- LG
- Poles:
- 3
- Type:
- Fixed Thermal
- Type:
- Adjustable Magnetic
- Short Description:
- 0
- Series:
- 0
- Specification/Technical:
- Eaton_62019_1_2_SPEC.pdf
- TS PIK:
- 120602136
Surplus $1,995.00 -
Eaton LT3450T Trip Units LT 3P 450A 600V 50/60Hz
MSRP $3,377.00Surplus $1,355.74SKU: A13-1042 Brand: Eaton MPN: LT3450T UPC: 786679222942 Shipping Weight: 2.75 lbs. Shipping Height: 5.70 In. Shipping Length: 8.50 In. Shipping Width: 5.30 In...- SKU:
- A13-1042
- Series:
- C, LT
- Type:
- Thermal Magnetic
- Amps:
- 450 A
- Poles:
- 3
- Frame Type:
- LD
- Frame Type:
- HLD
- Frame Type:
- LDC
- Short Description:
- 450 A, 3-Pole, LD/HLD/LDC Frame, Thermal Magnetic
- Catalog:
- Eaton_27487_V4T2_324_V4T2_326_V4T2_484_CAT.pdf
- Installation/Operator:
- Eaton_00487_INST.pdf
- Current Rating:
- 450 A
- Number of Poles:
- 3
MSRP $3,377.00Surplus $1,355.74
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