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- Sale!
- Circuit Breakers, On, Plug
15A 1P AFCI Thermal Magnetic Branch Circuit Breaker By Leviton Load Centers LB115-AFT
- Original price was: $55.51.$33.50Current price is: $33.50.
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- Circuit Breakers, On, Plug
15A 1P AFCI/GFCI Thermal Mag Branch Circuit Breaker By Leviton Load Centers LB115-DFT
- Original price was: $75.18.$44.68Current price is: $44.68.
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- Circuit Breakers, On, Plug
15A 1P Standard Thermal Magnetic Branch Circuit Breaker By Leviton Load Centers LB115-T
- Original price was: $8.23.$5.08Current price is: $5.08.
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- Sale!
- Circuit Breakers, Din Rail Mount
1A, 480Y/277V, 10 kAIC, K-Curve, UL 1077 By ABB ST201M-K1
- Original price was: $34.46.$26.06Current price is: $26.06.
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- Sale!
- Circuit Breakers, On, Plug
20A 1P AFCI Thermal Magnetic Branch Circuit Breaker By Leviton Load Centers LB120-AFT
- Original price was: $55.51.$37.31Current price is: $37.31.
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- Sale!
- Circuit Breakers, On, Plug
20A 1P AFCI/GFCI Thermal Magnetic Branch Breaker By Leviton Load Centers LB120-DFT
- Original price was: $75.18.$44.34Current price is: $44.34.
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-
- Sale!
- Circuit Breakers, On, Plug
20A 1P Standard Thermal Magnetic Branch Circuit Breaker By Leviton Load Centers LB120-T
- Original price was: $8.23.$5.42Current price is: $5.42.
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- Sale!
- Circuit Breakers, Din Rail Mount
20A, 480Y/277V, 10 kAIC, K-Curve, UL 1077 By ABB ST201M-K20
- Original price was: $34.46.$24.04Current price is: $24.04.
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- Sale!
- Circuit Breakers, Din Rail Mount
2A, 240V, 10 kAIC, K-Curve, UL 489 CB By ABB S202U-K2
- Original price was: $8.56.$5.53Current price is: $5.53.
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- Sale!
- Circuit Breakers, On, Plug
30A 2P Standard Thermal Magnetic Branch Circuit Breaker By Leviton Load Centers LB230-T
- Original price was: $15.19.$8.17Current price is: $8.17.
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- Sale!
- Circuit Breakers, Din Rail Mount
30A, 3P, 250V DC, 10 kAIC, C-Curve, UL 489 CB By Eaton FAZ-C30/3-NA
- Original price was: $127.33.$99.85Current price is: $99.85.
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- Sale!
- Circuit Breakers, On, Plug
40A 2P Standard Thermal Magnetic Branch Circuit Breaker By Leviton Load Centers LB240-T
- Original price was: $15.19.$8.27Current price is: $8.27.
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- Sale!
- Circuit Breakers, On, Plug
50A 2P Standard Thermal Magnetic Branch Circuit Breaker By Leviton Load Centers LB250-T
- Original price was: $15.19.$12.07Current price is: $12.07.
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- Sale!
- Circuit Breakers, On, Plug
60A 2P Standard Thermal Magnetic Branch Circuit Breaker By Leviton Load Centers LB260-T
- Original price was: $15.19.$8.46Current price is: $8.46.
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- Circuit Breakers, Molded Case
Base Only, Adjustable Depth, Rotary Handle, Breaker, Molded Case, XT1 – XT3, Spare Part, Does not In By ABB KXTBRHEBFP
- Original price was: $49.92.$28.21Current price is: $28.21.
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- Sale!
- Circuit Breakers
BEP 24-Hour Essential Circuits Module – 1 x 5A [706-4W]
- Original price was: $98.39.$53.26Current price is: $53.26.
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- Sale!
- Circuit Breakers
BEP 24-Hour Essential Circuits Module – 2 x 10A [706-2W]
- Original price was: $53.59.$31.97Current price is: $31.97.
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- Sale!
- Circuit Breakers
BEP Circuit Breaker Module [707]
- Original price was: $119.99.$68.98Current price is: $68.98.
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- Sale!
- Circuit Breakers
Blue Sea 2138 Medium Duty Push Button Reset-Only – 15A [2138]
- Original price was: $51.99.$37.97Current price is: $37.97.
- Add to cart
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- Sale!
- Circuit Breakers
Blue Sea 2139 Medium Duty Push Button Reset-Only – 20A [2139]
- Original price was: $51.99.$38.83Current price is: $38.83.
- Add to cart
-
- Sale!
- Circuit Breakers
Blue Sea 2140 Medium Duty Push Button Reset-Only – 30A [2140]
- Original price was: $51.99.$39.00Current price is: $39.00.
- Add to cart
-
- Sale!
- Circuit Breakers
Blue Sea 2141 Medium Duty Push Button Reset-Only – 40A [2141]
- Original price was: $51.99.$39.84Current price is: $39.84.
- Add to cart
-
- Sale!
- Circuit Breakers
Blue Sea 2142 Medium Duty Push Button Reset-Only – 50A [2142]
- Original price was: $51.99.$39.27Current price is: $39.27.
- Add to cart
-
- Sale!
- Circuit Breakers
Blue Sea 2143 Medium Duty Push Button Reset-Only – 60A [2143]
- Original price was: $51.99.$32.39Current price is: $32.39.
- Add to cart
-
- Sale!
- Circuit Breakers
Blue Sea 3119 SMS Surface Mount System Panel Enclosure – 120/240V AC / 50A ELCI Main – 1 Blank Circuit Position [3119]
- Original price was: $524.39.$335.28Current price is: $335.28.
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-
- Sale!
- Circuit Breakers
Blue Sea 5025 ST Blade Fuse Block w/Cover – 6 Circuit w/Negative Bus [5025]
- Original price was: $36.79.$25.26Current price is: $25.26.
- Add to cart
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- Sale!
- Circuit Breakers
Blue Sea 5026 ST Blade Fuse Block w/Cover – 12 Circuit w/Negative Bus [5026]
- Original price was: $45.59.$30.00Current price is: $30.00.
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-
- Sale!
- Circuit Breakers
Blue Sea 5028 ST Blade Fuse Block w/ Cover – 6 Circuit without Negative Bus [5028]
- Original price was: $31.99.$23.88Current price is: $23.88.
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- Sale!
- Circuit Breakers
Blue Sea 5050 ST CLB Circuit Breaker Block – 6 Position [5050]
- Original price was: $45.59.$24.47Current price is: $24.47.
- Add to cart
-
- Sale!
- Circuit Breakers
Blue Sea 5051 ST CLB Circuit Breaker Block – 12 Position [5051]
- Original price was: $74.39.$57.46Current price is: $57.46.
- Add to cart
-
- Sale!
- Circuit Breakers
Blue Sea 5052 ST CLB Circuit Breaker Block – 6 Position w/Negative Bus [5052]
- Original price was: $58.39.$37.65Current price is: $37.65.
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- Sale!
- Circuit Breakers
Blue Sea 5054 ST CLB Circuit Breaker Block – 12 Position w/Negative Bus [5054]
- Original price was: $99.19.$61.60Current price is: $61.60.
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-
- Sale!
- Circuit Breakers
Blue Sea 7035187 – Series Thermal Circuit Breaker-25Amp [7035]
- Original price was: $77.59.$55.50Current price is: $55.50.
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- Sale!
- Circuit Breakers
Blue Sea 7036187 – Series Thermal Circuit Breaker-30Amp [7036]
- Original price was: $77.59.$50.39Current price is: $50.39.
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-
- Sale!
- Circuit Breakers
Blue Sea 7038187 – Series Thermal Circuit Breaker-40A [7038]
- Original price was: $77.59.$60.78Current price is: $60.78.
- Add to cart
-
- Sale!
- Circuit Breakers
Blue Sea 7039187 – Series Thermal Circuit Breaker-50Amp [7039]
- Original price was: $77.59.$43.22Current price is: $43.22.
- Add to cart
















![BEP 24-Hour Essential Circuits Module – 1 x 5A [706-4W]](https://www.bestcircuitsupply.com/wp-content/uploads/2026/09/bep-24-hour-essential-circuits-module-1-x-5a-706-4w.webp)
![BEP 24-Hour Essential Circuits Module – 2 x 10A [706-2W]](https://www.bestcircuitsupply.com/wp-content/uploads/2026/09/bep-24-hour-essential-circuits-module-2-x-10a-706-2w.webp)
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![Blue Sea 2142 Medium Duty Push Button Reset-Only – 50A [2142]](https://www.bestcircuitsupply.com/wp-content/uploads/2026/09/blue-sea-2142-medium-duty-push-button-reset-only-50a-2142.webp)
![Blue Sea 2143 Medium Duty Push Button Reset-Only – 60A [2143]](https://www.bestcircuitsupply.com/wp-content/uploads/2026/09/blue-sea-2143-medium-duty-push-button-reset-only-60a-2143.webp)
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![Blue Sea 5025 ST Blade Fuse Block w/Cover – 6 Circuit w/Negative Bus [5025]](https://www.bestcircuitsupply.com/wp-content/uploads/2026/09/blue-sea-5025-st-blade-fuse-block-w-cover-6-circuit-w-negative-bus-5025.webp)
![Blue Sea 5026 ST Blade Fuse Block w/Cover – 12 Circuit w/Negative Bus [5026]](https://www.bestcircuitsupply.com/wp-content/uploads/2026/09/blue-sea-5026-st-blade-fuse-block-w-cover-12-circuit-w-negative-bus-5026.webp)
![Blue Sea 5028 ST Blade Fuse Block w/ Cover – 6 Circuit without Negative Bus [5028]](https://www.bestcircuitsupply.com/wp-content/uploads/2026/09/blue-sea-5028-st-blade-fuse-block-w-cover-6-circuit-without-negative-bus-5028.webp)
![Blue Sea 5050 ST CLB Circuit Breaker Block – 6 Position [5050]](https://www.bestcircuitsupply.com/wp-content/uploads/2026/09/blue-sea-5050-st-clb-circuit-breaker-block-6-position-5050.webp)
![Blue Sea 5051 ST CLB Circuit Breaker Block – 12 Position [5051]](https://www.bestcircuitsupply.com/wp-content/uploads/2026/09/blue-sea-5051-st-clb-circuit-breaker-block-12-position-5051.webp)
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![Blue Sea 7039187 – Series Thermal Circuit Breaker-50Amp [7039]](https://www.bestcircuitsupply.com/wp-content/uploads/2026/09/blue-sea-7039187-series-thermal-circuit-breaker-50amp-7039.webp)