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Feels well-built and suitable for everyday plant and maintenance use.
Facilities · Manufacturing
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Circuit Breaker
Siemens | QJ23B150A01 | Circuit Breaker | 150A | 3-Pole | 240V
| Amperes | 150 |
| Poles | 3 |
| Voltage | 240 |
| Product Type | Circuit Breaker |
Regular price
$2,478.00
Sale price
$2,478.00
Regular price
Unit price
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Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
Siemens | QJ23B150A01 | Circuit Breaker | 150A | 3-Pole | 240V
Regular price
$2,478.00
Sale price
$2,478.00
Regular price
Unit price
Product description
Shipping
Meet robust protection for your three‑phase electrical system with the Siemens QJ23B150A01 Circuit Breaker. This 150A, 3‑pole unit is engineered for reliability in commercial and industrial panels, delivering dependable overcurrent protection at a standard 240V.
Designed for maintenance, retrofit, and replacement projects, this breaker is a precise fit when you need to restore safety and performance without guesswork. The part number QJ23B150A01 is the most reliable reference for compatibility, so be sure to confirm fit and ratings before ordering.
- Amperage: 150A
- Poles: 3‑Pole
- Voltage: 240V
- Applications: main or feeder protection in three‑phase electrical systems; ideal for panel retrofits, service upgrades, or maintenance outages
- Compatibility note: use the part number QJ23B150A01 to verify exact fit
Why this Siemens breaker stands out:
- Predictable, proven Siemens trip characteristics that help protect critical equipment and crew during fault events
- Solid, dependable construction designed to integrate with standard electrical panels that support QJ‑series breakers
- Clear, practical guidance for technicians during retrofit or replacement work, helping minimize downtime
Use cases and scenarios:
- Upgrading a legacy panel to accommodate a 150A, 3‑pole, 240V breaker for three‑phase motors, pumps, or HVAC equipment
- Replacing a failed breaker in a production line to prevent unplanned downtime and maintain safety compliance
- Retrofit projects where a known, compatible Siemens solution is required to meet current electrical standards
Who benefits most from this part:
- Electrical contractors performing panel maintenance, upgrades, or replacements
- Facilities engineers overseeing commercial or light industrial distribution networks
- Maintenance teams seeking a reliable, brand‑specific replacement part to minimize installation risk
Practical tips for a smooth install:
- Verify your panel model and slot configuration to ensure the 3‑pole, 240V setup fits correctly
- Keep the QJ23B150A01 part number handy as the definitive reference for compatibility and ordering
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What Our Customers Say
General feedback we often hear from customers purchasing industrial electrical parts.
Verified
Lead time was reasonable and the part matched expectations when it arrived.
Procurement · Ontario
Verified
Good value for industrial use. Customers mention easy installation.
Service tech · Field work
