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Solid quality component. Exactly as described on the product page.
Maintenance team · Ontario
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Circuit Breaker
Siemens | HQJ3B175HA02 | Circuit Breaker | 175A | 3-Pole | 240V | Bolt-On
| Amperes | 175 |
| Poles | 3 |
| Voltage | 240 |
| Product Type | Circuit Breaker |
Regular price
$510.00
Sale price
$510.00
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 | HQJ3B175HA02 | Circuit Breaker | 175A | 3-Pole | 240V | Bolt-On
Regular price
$510.00
Sale price
$510.00
Regular price
Unit price
Product description
Shipping
The Siemens HQJ3B175HA02 is a robust 3‑pole, 240V circuit breaker engineered for reliable overcurrent protection in commercial and industrial electrical systems. With a 175A rating and bolt‑on mounting, this unit is designed for straightforward replacement or retrofit in compatible panels, keeping your power distribution protected without lengthy downtime.
- Amperage: 175 A
- Poles: 3‑Pole
- Voltage: 240 V
- Mounting: Bolt‑On
- Brand: Siemens
- Part reference: HQJ3B175HA02
Why this model stands out
What makes the HQJ3B175HA02 unique is its alignment with Siemens’ bolt‑on design language, delivering a dependable protection solution that slots directly into compatible panels. It’s built for maintenance, retrofit, and replacement projects where exact specifications matter, ensuring you’re not guessing on compatibility or performance.
Ideal use scenarios
- Retrofit projects in existing Siemens panels where a 175A, 3‑pole, 240V bolt‑on breaker is required.
- Maintenance replacements to restore protected circuits after a fault or failure in a 3‑phase distribution system.
- New installations in panel configurations that specify a 175A, 3‑pole, 240V bolt‑on device from Siemens.
Compatibility and installation notes
Important: Confirm fit and ratings before ordering. The HQJ3B175HA02 part number is the best reference for compatibility with your Siemens panels. This bolt‑on breaker is designed to work in systems that supply 240V three‑phase power and require a 175A protective device. Before installation, ensure your panel model and bus arrangement support bolt‑on 3‑pole breakers of this rating to prevent operational or safety issues.
Practical tips for best results
- Match the breaker's amperage and pole count to the protected load to avoid nuisance tripping or insufficient protection.
- Use only in panels specified by Siemens for bolt‑on 3‑pole 175A devices to maintain electrical integrity and warranty coverage.
- Schedule replacement during a planned maintenance window to minimize downtime on critical circuits.
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What Our Customers Say
General feedback we often hear from customers purchasing industrial electrical parts.
Verified
Packaging was secure and the item arrived clean and ready for installation.
Electrical contractor · GTA
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We’ve used this type on multiple jobs and it’s been reliable so far.
Panel shop · Canada/US
