Siemens | QJ2M070L | Circuit Breaker | 70A | 2-Pole | 240V

Meet the Siemens QJ2M070L Circuit Breaker—a reliable, purpose-built solution for 240V electrical systems. This 70A, 2-pole unit is designed for maintenance, retrofit, and replacement tasks where exact specifications matter. Use the part number QJ2M070L as your best reference to ensure a precise fit and proper performance in compatible panels.

Specifications at a glance

• Amperage: 70A
• Poles: 2-Pole
• Voltage: 240V
• Part number: QJ2M070L

What makes the QJ2M070L stand out

• Exact compatibility: The QJ2M070L is the genuine Siemens part number that aligns with Siemens panels and familiar panel catalogs, reducing the guesswork during replacement or retrofit.
• Dual-pole protection: Handles both live legs in 240V circuits, delivering coordinated disconnection for safer shutdown of high-power loads.
• Consistent form and function: Engineered to fit the typical Siemens enclosure footprints and bus interfaces, helping maintain reliable electrical performance and easier installation.
• Clear reference for maintenance: When you’re stocking parts for service windows, having the exact QJ2M070L ensures you’re pulling the correct breaker every time, minimizing downtime.

Ideal use cases

• Replacing a failed or worn 240V two-pole breaker in a residential or commercial Siemens panel.
• Retrofits or upgrades where a 70A 240V protection device is required for high-demand loads.
• Spare part in maintenance kits to keep critical 240V circuits—such as space heating, water heating, or large appliances—fully protected.

Compatibility and installation tips

Before ordering, confirm fit and ratings for your panel. The part number QJ2M070L is the best reference for compatibility, so cross-check it against your panel label or service documentation. When installing, power down the main and follow local electrical codes. Ensure the breaker’s mounting orientation and bus connection align with your Siemens enclosure to maintain proper trip performance and safe operation.

In short, the Siemens QJ2M070L is the precise, genuine choice for protecting 240V circuits with 70A capacity in Siemens-compatible panels. If you’re performing maintenance, a retrofit, or a targeted replacement, this 2-pole breaker delivers the reliable, compatible protection your installation requires.