Siemens | QJ3B070HA02 | Circuit Breaker | 70A | 3-Pole | 240V | Bolt-On

Siemens QJ3B070HA02 is a 70A, 3-Pole, 240V bolt-on circuit breaker designed to deliver reliable protection in demanding electrical systems. Built for maintenance, retrofit, and replacement projects where exact specifications matter, this unit provides a precise match for compatible Siemens panels.

• Amperage and voltage: 70A, 240V for robust 3-phase protection
• Three-pole configuration: supports full 3-phase feeder protection in commercial and industrial environments
• Bolt-On mounting: secure, straightforward installation with a solid mechanical connection
• Compatibility reference: part number QJ3B070HA02 is your best reference for alignment with existing equipment
• Ideal use cases: perfect for maintenance, retrofit, and replacement where panel specifications must be exact

What sets this Siemens breaker apart:

• Engineered to harmonize with Siemens panels and topology, reducing setup time and minimizing compatibility concerns
• Trusted performance for uptime-critical circuits—think 3-phase motors, compressors, and main feeders in commercial and light industrial settings

Practical guidance for use:

• Before ordering, verify fit and ratings by cross-checking the part number against your panel catalog or service manual
• Use in 3-phase distribution networks where a dependable 70A protection point at 240V is required
• Choose bolt-on installation when secure, vibration-resistant mounting within the panel is a priority

In summary, the Siemens QJ3B070HA02 delivers dependable 70A, 3-Pole protection at 240V with a bolt-on design that simplifies retrofits and replacements, helping keep critical equipment safeguarded and running smoothly.