Collection: Circuit Breakers & Disconnect Switches
Browse molded case circuit breakers, motor protection devices, disconnect switches and operating handles for industrial electrical equipment. This collection includes Square D / Schneider Electric, ABB, GE and other manufacturers.
Use the complete catalog number when comparing replacements. Include the required current rating, number of poles, voltage rating and any trip-unit or accessory requirements. Product details and the exact offered configuration are confirmed with your quote.
Request a circuit breaker or disconnect quote, or browse the full equipment catalog.
Featured models
- Merlin Gerin 25831 Multi 9 C60N C16 Circuit Breaker
- Merlin Gerin 25729 Multi 9 C60HD D16 Circuit Breaker
- Merlin Gerin 25833 Multi 9 C60N C25 Circuit Breaker
- ABB TF2225 T-Frame Molded Case Circuit Breaker
More breaker and disconnect models
- Schneider Electric / Square D HDA36150 PowerPact Circuit Breaker
- Schneider Electric / Square D HJA36100 PowerPact Circuit Breaker
- Schneider Electric / Square D JJA36250 PowerPact Circuit Breaker
- ABB OT63E3 Three-Pole Switch-Disconnector
- ABB OHBS2AJ1 Rotary Selector Handle
- AutomationDirect MS25-630 Manual Motor Protector
Free standard shipping is included on orders over $100 within the contiguous United States. Orders of $100 or less have shipping charges. Expedited and overnight shipping cost extra.
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ABB 122135989-001 Circuit Breaker
![ABB SACE S5 — original MSS stock 002056-1R — product view]()
In stockPrice$112.49 USD
View and buy — ABB 122135989-001 Circuit BreakerCurrent estimated response time Within 10 minutes during business hours; within 3 hours after hours -
ABB 1SDA074634R1 Circuit Breaker
![Asea Brown Boveri 1SDA074634R1 — original MSS product photo 1]()
In stockPrice$585.00 USD
View and buy — ABB 1SDA074634R1 Circuit BreakerCurrent estimated response time Within 10 minutes during business hours; within 3 hours after hours -
ABB 2CSF202001R1250 Circuit Breaker
![Original exact-stock Asea Brown Boveri 2CSF202001R1250 identification or detail photograph 1, SKU 002053-2B.]()
In stockPrice$78.74 USD
View and buy — ABB 2CSF202001R1250 Circuit BreakerCurrent estimated response time Within 10 minutes during business hours; within 3 hours after hours -
ABB OHBS2AJ1 Rotary Selector Handle
![ABB OHBS2AJ1 Rotary Selector Handle — representative model image]()
In stock Ships in 3–5 business daysPrice$30.00 USD
View and buy — ABB OHBS2AJ1 Rotary Selector HandleCurrent estimated response time Within 10 minutes during business hours; within 3 hours after hours -
ABB OS30ACC12 Disconnect Switch
![Original exact-stock Asea Brown Boveri OS30ACC12 identification or detail photograph 3, SKU 0020102A.]()
In stockPrice$32.70 USD
View and buy — ABB OS30ACC12 Disconnect SwitchCurrent estimated response time Within 10 minutes during business hours; within 3 hours after hours -
ABB OT63E3 Three-Pole Switch-Disconnector
![ABB OT63E3 three-pole switch-disconnector — representative model photograph]()
In stock Ships in 3–5 business daysPrice$24.00 USD
View and buy — ABB OT63E3 Three-Pole Switch-DisconnectorCurrent estimated response time Within 10 minutes during business hours; within 3 hours after hours -
ABB S12-201P4LU
![Asea Brown Boveri S12-201P4LU — photorealistic representative rendition based on an exact-model reference; not an actual-stock photograph]()
In stockPrice$109.46 USD
View and buy — ABB S12-201P4LUCurrent estimated response time Within 10 minutes during business hours; within 3 hours after hours -
ABB SACE TMAX XT1N Circuit Breaker
![Asea Brown Boveri SACE TMAX XT1N — original MSS product photo 1]()
In stockPrice$278.10 USD
View and buy — ABB SACE TMAX XT1N Circuit BreakerCurrent estimated response time Within 10 minutes during business hours; within 3 hours after hours
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