Square D | QDM32150TN | Circuit Breaker | 150A | 3-Pole

Square D QDM32150TN Circuit Breaker — a precise 150A, 3-Pole protection device designed for reliability in commercial and industrial panels. This breaker is ideal for maintenance, retrofit, and replacement projects where exact specifications matter.

Key specifications you’ll rely on:

• Amperage: 150A
• Poles: 3-Pole
• Part reference: QDM32150TN
• Brand: Square D

Why this matters: Choosing the QDM32150TN means you’re selecting an exact fit for panels that require a QDM-series device. The part number is the best reference for compatibility, reducing guesswork during maintenance or retrofit. Before ordering, confirm the panel model, bus configuration, and ratings to ensure a seamless replacement.

Ideal use cases:

• Replacement for aging or damaged breakers in three-phase distribution panels
• Retrofit projects where 150A, 3-Pole protection is required
• Maintenance replacements in commercial facilities, manufacturing environments, and multi-tenant buildings

What sets it apart: This breaker is specifically designed to align with Square D panels that require QDM-series devices. Its exact amperage and three-pole configuration help ensure reliable, coordinated protection for your three-phase circuits, reducing the risk of incompatibility and downtime that can come with generic substitutes.

Practical guidance:

• Handle installation with care and follow all local electrical codes; ensure the panel supports a 150A, 3-Pole device
• Keep the exact part number on hand for future replacements and maintenance planning
• Verify fit and ratings against the panel’s documentation to confirm compatibility prior to purchase

With the Square D QDM32150TN, you’re investing in a purpose-built solution that integrates smoothly with your existing Square D infrastructure, delivering dependable protection when it matters most.