Siemens | HQJ23B110HL | Circuit Breaker | 110A | 3-Pole | 240V

Meet the Siemens HQJ23B110HL Circuit Breaker — a precise, reliable protection device engineered for 3-phase systems. With a robust 110A rating, a 3-pole configuration, and 240V operation, this breaker is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter.

Key reasons to choose the HQJ23B110HL

• Exact electrical specification: 110 amperes, 3-pole design, 240V compatibility ensures your three-phase circuits are guarded by the right protection parameters.
• Siemens-specific compatibility: The HQJ23B110HL is the definitive reference part number for matching equipment, reducing guesswork during upgrades or repairs.
• Versatile installation scenarios: Ideal for panel retrofits, field replacements, or maintenance cycles where a like-for-like match is essential to meet code and system reliability.
• Built for reliability: Siemens craftsmanship delivers dependable tripping behavior and long-term performance in demanding electrical environments, helping minimize downtime.

Practical considerations for optimal results

• Before ordering, confirm fit and ratings using the part number HQJ23B110HL as the primary compatibility reference to ensure seamless integration with your existing Siemens equipment.
• Verify your panel supports a 3-pole, 240V configuration and that the installed amperage aligns with your circuit load requirements to maintain safe operation.
• During installation, power down the circuit and follow the manufacturer’s wiring guidelines. If you’re unsure, consult a licensed electrician to ensure proper mounting and secure connections.

Designed for professionals tackling maintenance, replacement, or retrofit projects, the Siemens HQJ23B110HL 110A 3-Pole 240V circuit breaker delivers precise protection, streamlined compatibility, and dependable performance when every amp counts. Use this part number as your confidence cue for the right fit and optimal electrical safety.