
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
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Eaton FAZ-D3/2 Miniature Circuit Breakers (MCBs) FAZ 2P 3A 277V 50/60Hz 1Ph
MSRP $340.00Surplus $52.81Eaton FAZ-D3/2 Miniature Circuit Breakers (MCBs) FAZ 2P 3A 277V 50/60Hz 1Ph​ ARCA SKU: C15-3990 Brand: Eaton MPN: FAZ-D3/2 UPC: 015082787732 Shipping Weight: 0.55 lbs. Shipping...- SKU:
- C15-3990
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- UL (Canada and US)
- Approval:
- CSA C22.2
- Approval:
- CE
- Size:
- 1.4 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Volts:
- 277/480 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Line/Load
- Wire Size:
- 18 to 4/18 to 8 AWG
- Trip Setting:
- 10 to 20 x Rated Current
- Short Description:
- 480 VAC Star/277 VAC, 96 VDC, 3 A, 15 kA, 10 to 20 x Rated Current, 2-Pole, Screw Terminal, DIN Rail Mount, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_74_V4T1_75_V4T1_78_V4T1_85_V4T1_86_V4T1_88_V4T1_92_CAT.pdf
- Data Sheet:
- Eaton_40776_1_2_DATA.pdf
- Installation/Operator:
- Eaton_00479_INST.pdf
- Voltage Rating:
- 277/480 VAC
- Current Rating:
- 3 A
- Number of Poles:
- 2
MSRP $340.00Surplus $52.81 -
Eaton FAZ-S4/1 Miniature Circuit Breakers (MCBs) 1P 4A 230V EA
MSRP $171.75Surplus $33.10Eaton FAZ-S4/1 Miniature Circuit Breakers (MCBs) 1P 4A 230V EA​ ARCA SKU: C15-3935 Brand: Eaton MPN: FAZ-S4/1 UPC: 015082786094 Shipping Weight: 0.25 lbs. Shipping Height: 3.00 In...- SKU:
- C15-3935
- Approval:
- UL 1077
- Approval:
- UL (Canada and US)
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 4 A
- Interrupting Rating:
- 10 kA
- Mounting:
- DIN Rail
- Poles:
- 1
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Terminal Type:
- Screw
- Trip Setting:
- 13 to 17 x Rated Current
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Volts:
- 277/480 VAC
- Gauge:
- 18 to 4/18 to 8 AWG
- Short Description:
- 277/480 VAC 50/60 Hz, 4 A, 1-Pole, 10 kA, 13 to 17 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, S-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
- Series:
- FAZ
- Specification/Technical:
- Eaton_48922_1_SPEC.pdf
- Data Sheet:
- Eaton_54357_1-9_DATA.pdf
- Current Rating:
- 4 A
- Voltage Rating:
- 277/480 VAC
- Number of Poles:
- 1
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Wire Size:
- 18 to 4/18 to 8 AWG
- Curve Type:
- S
- Country of Origin:
- Germany
MSRP $171.75Surplus $33.10 -
Eaton FD2100 Molded Case Breakers (MCCBs) EA
MSRP $1,733.37Surplus $168.40SKU: C15-8129 Brand: Eaton MPN: FD2100 UPC: 78138133445 Shipping Weight: 2.80 lbs. Shipping Height: 6.00 In. Shipping Length: 3.00 In. Shipping Width: 4.00 In...- SKU:
- C15-8129
- Frame Type:
- FD
- Voltage Rating:
- 600 VAC at 50/60 Hz, 250 VDC
- Current Rating:
- 100 A
- Number of Poles:
- 2
- Interrupting Rating:
- 35 kA at 480 VAC, 10 kA at 250 VDC
- Type:
- Molded Case, Thermal Magnetic
- Maximum AC Voltage Rating:
- 600
- Maximum DC Voltage Rating:
- 250
- Terminal Type:
- Standard Pressure Load Terminal
- Size:
- 2.75 Inch W x 3.38 Inch D x 6 Inch H
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 100 A, 35/10 kA, 2-Pole, Standard Pressure Load Terminal, FD Frame, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
- Data Sheet:
- Eaton_07831_1-3_6_7_DATA.pdf
- Installation/Operator:
- Eaton_00091_INST.pdf
- TS PIK:
- 21509038
- CAD Drawings:
- Eaton_21585_1_CAD.pdf
- Series:
- C, FD
- Country of Origin:
- Dominican Republic
MSRP $1,733.37Surplus $168.40 -
Eaton FD3035L Molded Case Breakers (MCCBs) 3P 35A
MSRP $1,770.33Surplus $413.90SKU: C15-6779 Brand: Eaton MPN: FD3035L UPC: 78667945172 Shipping Weight: 4.50 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-6779
- TS PIK:
- 120033636
- Voltage Rating:
- 600 VAC 50/60 Hertz, 250 VDC
- Interrupting Rating:
- 65 kA at 240 VAC, 35 kA at 480 VDC, 18 kA at 600 VAC, 10 kA at 250 VDC (UL), 65 kA at 220/240 VAC, 35 kA at 380/415/440 VDC, 18 kA at 500 VAC, 10 kA at 250 VDC (IEC)
- Number of Poles:
- 3
- Frame Type:
- FD
- Type:
- Fixed Thermal Magnetic, Molded Case
- Installation/Operator:
- Eaton_00091_INST.pdf
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_254-V4T2_290_CAT.pdf
- Current Rating:
- 35 A
- Data Sheet:
- Eaton_07831_1-12_DATA.pdf
- Maximum AC Voltage Rating:
- 600 V
- Size:
- 4.13 Inch Width x 3.38 Inch Depth x 6 Inch Height
- Maximum DC Voltage Rating:
- 250 V
- Terminal Type:
- Line and Load
- Country of Origin:
- Dominican Republic
MSRP $1,770.33Surplus $413.90 -
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Eaton GD3060D1S3 Molded Case Breakers (MCCBs) GD 3P 60A 240V 50/60Hz 3Ph G Frame
MSRP $1,895.00Surplus $843.00SKU: C15-1676 Brand: Eaton MPN: GD3060D1S3 UPC: 786685886244 Shipping Weight: 2.07 lbs. Shipping Height: 4.25 In. Shipping Length: 6.50 In. Shipping Width: 3.50 In...- SKU:
- C15-1676
- Series:
- C
- Volts:
- 240 V
- Amps:
- 60 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- G
- Short Description:
- EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, G-FRAME, GD, FIXED THERMAL,
- Country of Origin:
- Dominican Republic
MSRP $1,895.00Surplus $843.00 -
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Eaton GHB1045 Molded Case Breakers (MCCBs) GHB 1P 45A 480V 50/60Hz 1Ph G Frame
MSRP $172.00Surplus $135.66Eaton GHB1045 Molded Case Breakers (MCCBs) GHB 1P 45A 480V 50/60Hz 1Ph G Frame​ ARCA SKU: C15-2321 Brand: Eaton MPN: GHB1045 UPC: 786679006382 Shipping Weight: 0.90 lbs. Shipping...- SKU:
- C15-2321
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Amps:
- 45 A
- Frame:
- G
- Interrupting Rating:
- 65 kA at 120/240 VAC
- Interrupting Rating:
- 14 Kiloamp at 125 Volt DC
- Maximum AC Voltage:
- 277 V
- Maximum DC Voltage:
- 125 V
- Poles:
- 1
- Size:
- 1 Inch Width x 2.81 Inch Depth x 4.88 Inch Height
- Terminal Type:
- Steel Pressure Line and Load
- Type:
- Fixed Thermal Magnetic
- Type:
- Molded Case
- Volts:
- 277 VAC 50/60 Hertz
- Volts:
- 125 VDC
- TS PIK:
- 114745395
- Number of Poles:
- 1
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_254-V4T2_270_CAT.pdf
- Current Rating:
- 45 A
- Installation/Operator:
- Eaton_00166_INST.pdf
- Maximum DC Voltage Rating:
- 125 V
- Frame Type:
- G
- Maximum AC Voltage Rating:
- 277 V
- Data Sheet:
- Eaton_41351_1-11_DATA.pdf
- Voltage Rating:
- 277 VAC 50/60 Hertz, 125 VDC
- Short Description:
- EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, G-FRAME, GHB, COMPLETE BREA
- Country of Origin:
- Dominican Republic
MSRP $172.00Surplus $135.66 -
Eaton GHB2070 Molded Case Breakers (MCCBs) 2P 70A EA
MSRP $919.44Surplus $313.08SKU: C15-2293 Brand: Eaton MPN: GHB2070 UPC: 78667917252 Shipping Weight: 1.20 lbs. Shipping Height: 3.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- C15-2293
- Frame Type:
- GHB
- Voltage Rating:
- 480 VAC
- Current Rating:
- 32 A
- Number of Poles:
- 2
- Interrupting Rating:
- 14 kA at 480 VAC Star/277 VAC/125/250 VDC
- Type:
- Thermal Magnetic
- Maximum AC Voltage Rating:
- 480
- Maximum DC Voltage Rating:
- 250
- Terminal Type:
- Aluminum Pressure Line and Load Terminal
- Short Description:
- 277/480 VAC 50/60 Hz, 125 VDC, 70 A, 14 kA, 2-Pole, Steel Pressure Screw Line and Load Terminal, GHB Frame, Thermal Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_259_V4T2_260_CAT.pdf
- Installation/Operator:
- Eaton_00166_INST.pdf
- TS PIK:
- 21506123
- Series:
- C
- Approval:
- UL 489, CSA
MSRP $919.44Surplus $313.08 -
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Eaton GHMVD12B Circuit Breaker Accessories Rotary Handle Kit G Frame
MSRP $178.25Surplus $87.32Eaton GHMVD12B Circuit Breaker Accessories Rotary Handle Kit G Frame​ ARCA SKU: C15-1718 Brand: Eaton MPN: GHMVD12B UPC: 782116048687 Shipping Weight: 1.65 Shipping Height: 5.00 In...- SKU:
- C15-1718
- Approval:
- UL
- Approval:
- CSA
- Breaker Type:
- G Frame
- Cover Hinge Location:
- 0
- Enclosure:
- NEMA 1/12
- Handle Included:
- Yes
- Handle Mounting Location:
- 0
- Handle to Device Connection:
- Shaft
- Handle Type:
- Black Universal Rotary
- Shaft Length:
- 12 Inch
- Switch Type:
- Molded Case
- Specification/Technical:
- Eaton_61584_ ...
- Catalog:
- Eaton_03771_V4T2_516_V4T2_517_CAT.pdf
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY HANDLE MECHANISM, UNIVERSAL ROTARY,
MSRP $178.25Surplus $87.32 -
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Eaton GPLK Circuit Breaker Accessories EA
MSRP $35.54Surplus $20.86Eaton GPLK Circuit Breaker Accessories EA​ ARCA SKU: C15-2936 Brand: Eaton MPN: GPLK UPC: 786679820704 Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-2936
- Type:
- Padlockable
- Used On:
- Molded Case Circuit Breaker
- Accessory Type:
- Handle Accessories
- Short Description:
- Padlockable
- Catalog:
- Eaton_21247_4_12_CAT.pdf
MSRP $35.54Surplus $20.86 -
Eaton HRGMC10 Circuit Breaker Accessories
MSRP $193.57Surplus $44.91Eaton HRGMC10 Circuit Breaker Accessories​ ARCA SKU: C15-11247 Brand: Eaton MPN: HRGMC10 UPC: 78667921550 Shipping Weight: 0.60 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-11247
- TS PIK:
- 106999581
- Country of Origin:
- United States
- Short Description:
- GMCP H/M CL CLPP_NEMA1 BLK HDLE_NO SHROU
MSRP $193.57Surplus $44.91 -
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Eaton INK400 Circuit Breaker Accessories
MSRP $540.49Surplus $310.02SKU: L19-2658 Brand: Eaton MPN: INK400 UPC: 10786679255244 Shipping Weight: 1.30 lbs. Shipping Height: 5.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00 In...- SKU:
- L19-2658
- Type:
- Insulated Groundable Neutral
- Amps:
- 400 A
- Used On:
- Molded Case Circuit Breaker
- Conductor Material:
- Aluminum/Copper
- Main Conductor Size:
- (1) 4 AWG to 750 KCMIL
- Main Conductor Size:
- (2) 1/0 AWG to 250 KCMIL
- Ground Conductor Size:
- (1) 4 AWG to 300 KCMIL
- Short Description:
- 400 A, (1) 4 AWG to 300 KCMIL Ground, (1) 4 AWG to 750 KCMIL, (2) 1/0 AWG to 250 KCMIL Main, Insulated and Groundable
- Catalog:
- Eaton_27487_V4T2_475_CAT.pdf
- Country of Origin:
- United States
MSRP $540.49Surplus $310.02 -
Eaton KES3250LSI Molded Case Breakers (MCCBs) EA
MSRP $3,055.84Surplus $1,254.15SKU: A13-1156 Brand: Eaton MPN: KES3250LSI UPC: 786679271155 Shipping Weight: 2.75 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- A13-1156
- Type:
- Electronic RMS 310 Digitrip LSI
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Amps:
- 250 A
- Poles:
- 3
- Frame Type:
- K
- Adjustment:
- Independent Short Time Pickup and Delay
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_254_V4T2_255_V4T2_301_V4T2_303_V4T2_304_CAT.pdf
- Installation/Operator:
- Eaton_00109_INST.pdf
- Number of Poles:
- 3
- Current Rating:
- 250 A
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY TRIP UNIT, KES 310+ ELECTRONIC, 250
MSRP $3,055.84Surplus $1,254.15 -
Eaton MA2L1LTK Circuit Breaker Accessories
MSRP $766.00Surplus $292.80SKU: C15-3213 Brand: Eaton MPN: MA2L1LTK UPC: 786679553886 Shipping Weight: 0.30 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-3213
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY AUXILIARY SWITCH, HMCP ALARM SWITCH
- Country of Origin:
- Dominican Republic
MSRP $766.00Surplus $292.80 -
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Eaton MTDUVR120V Undervoltage Releases (UVRs) Time-Delay 120V Universal
MSRP $1,100.00Surplus $212.84Eaton MTDUVR120V Undervoltage Releases (UVRs) Time-Delay 120V Universal​ ARCA SKU: A13-1105 Brand: Eaton MPN: MTDUVR120V UPC: Shipping Weight: 1.10 lbs. Shipping Height: 5.00 In...- SKU:
- A13-1105
MSRP $1,100.00Surplus $212.84 -
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Eaton NQB-L103 Molded Case Breakers (MCCBs) NQB 3P 100A 500V 60/400Hz 3Ph
MSRP $4,500.00Surplus $1,597.30SKU: C15-4627 Brand: Eaton MPN: NQB-L103 UPC: 69266012 Shipping Weight: 6.15 lbs. Shipping Height: 8.00 In. Shipping Length: 8.00 In. Shipping Width: 7.00 In...- SKU:
- C15-4627
- Frame Type:
- NQB
- Voltage Rating:
- 500 V
- Current Rating:
- 100 A
- Number of Poles:
- 3
- Short Description:
- Eaton Navy and Marine complete molded case circuit breaker, NQB-L103, Complete breaker, Non-interchangeable thermal-magnetic trip type, Non-automatic trip rating, Three-pole, 100A, 500 V, Naval, 60/400 Hz
MSRP $4,500.00Surplus $1,597.30 -
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Eaton PDG13M0025TFFJ Molded Case Breakers (MCCBs) PDG 3P 25A 480V 50/60Hz 3Ph 1 Frame
MSRP $577.00Surplus $315.77Eaton PDG13M0025TFFJ Molded Case Breakers (MCCBs) PDG 3P 25A 480V 50/60Hz 3Ph 1 Frame​ ARCA SKU: C15-2733 Brand: Eaton MPN: PDG13M0025TFFJ UPC: 786679255117 Shipping Weight: 2.75 Shipping...- SKU:
- C15-2733
- Series:
- Power Defense
- Volts:
- 480 V
- Amps:
- 25 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- 1
- Short Description:
- EATON POWER DEFENSE MOLDED CASE CIRCUIT BREAKER, GLOBALLY RATED, FRAME 1, THREE
- Country of Origin:
- Dominican Republic
MSRP $577.00Surplus $315.77 -
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Eaton PDG3XPXR30250E3R Molded Case Breakers (MCCBs) EA
MSRP $3,912.00Surplus $1,432.54SKU: C15-5224 Brand: Eaton MPN: PDG3XPXR30250E3R UPC: Shipping Weight: 2.35 lbs. Shipping Height: 5.00 In. Shipping Length: 6.00 In. Shipping Width: 3.00 In...- SKU:
- C15-5224
MSRP $3,912.00Surplus $1,432.54 -
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Eaton PDG3XPXR30400E2N Trip Units
MSRP $1,233.00Surplus $493.20SKU: A13-1584 Brand: Eaton MPN: PDG3XPXR30400E2N UPC: Shipping Weight: 2.25 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 3.00 In...- SKU:
- A13-1584
MSRP $1,233.00Surplus $493.20 -
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Eaton PKZM0-4 Circuit Breaker Accessories EA
MSRP $340.50Surplus $105.28Eaton PKZM0-4 Circuit Breaker Accessories EA​ ARCA SKU: C15-5142 Brand: Eaton MPN: PKZM0-4 UPC: 4015080727378 Shipping Weight: 0.70 Shipping Height: 4.00 In. Shipping Length: 4...- SKU:
- C15-5142
- Series:
- PKZM0
- Type:
- Manual
- Approval:
- UL 508
- Size:
- 1.8 Inch Length x 3 Inch Width x 3.7 Inch Height
- Volts:
- 220/230/240/380/400/415/440/500/660/690 VAC
- Volts:
- 250 VDC
- Amps:
- 32 A
- Poles:
- 3
- Terminal Type:
- Screw
- Maximum AC Voltage Rating:
- 690 Volt
- Trip Setting:
- 2.5 to 4 Amp
- Short Description:
- 690 VAC, 250 VDC, 4 A, 2.5 to 4 A Trip, 3-Pole, Pushbutton
- Data Sheet:
- Eaton_40926_1-10_DATA.pdf
MSRP $340.50Surplus $105.28 -
Eaton PLSM-C16-MW Din Rail Mounted Circuit Breakers EA
MSRP $437.00Surplus $17.73Eaton PLSM-C16-MW Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-5183 Brand: Eaton MPN: PLSM-C16-MW UPC: Shipping Weight: 0.25 Shipping Height: 3.00 In. Shipping Length: 4...- SKU:
- C15-5183
- Series:
- PLSM
- Type:
- C-Trip
- Approval:
- UL 1077
- Volts:
- 230 VAC at 50/60 Hertz
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Short Description:
- 230/400 VAC 50/60 Hz, 16 A, 1-Pole, 10 kA, IP20, Din Rail Mount, C-Trip
- Catalog:
- Eaton_46615_114_CAT.pdf
- Data Sheet:
- Eaton_54743_1_2_DATA.pdf
- Installation/Operator:
- Eaton_00479_INST.pdf
- Voltage Rating:
- 230 VAC
- Number of Poles:
- 1
- Current Rating:
- 16 A
- Curve Type:
- C
- Country of Origin:
- Mexico
MSRP $437.00Surplus $17.73
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