Square D | KHL36090V | Circuit Breaker | 90A | 3-Pole | 36090V

Square D delivers precise, dependable circuit protection with the KHL36090V. This 90A, 3-pole breaker is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter. Designed to protect three-phase circuits, it provides coordinated protection for motors, compressors, and other demanding equipment in commercial or light industrial panels.

Key specifications

• Amperage: 90A
• Poles: 3-Pole
• Voltage: 36090V
• Part number: KHL36090V

Important: Confirm fit and ratings before ordering. The part number is the best reference for compatibility and will help ensure proper function within your panel configuration.

What makes this breaker stand out

• Exact-match replacement — Built to align with Square D panel layouts and three-phase systems, reducing guesswork and installation time.
• Dedicated for maintenance and retrofits — A reliable option when upgrading or renewing protection without altering surrounding wiring or equipment.
• Balanced three-pole protection — Ideal for three-phase loads, helping to maintain system stability and protect motors and other key devices.
• Clear documentation and traceability — The KHL36090V part number provides a straightforward reference for technicians when verifying compatibility.

Use cases and practical applications

• Retrofits in aging service panels where a 90A, 3-pole protection device is required for three-phase equipment.
• Maintenance replacements to restore original protection levels after component wear or fault events.
• New installations in applications with balanced three-phase loads, such as HVAC systems, industrial conveyors, or small motors, where a 90A rating matches the circuit requirements.

Installation tips and best practices

• Verify panel compatibility by cross-referencing the exact part number (KHL36090V) with your current protection scheme.
• Before installation, inspect the panel labeling to ensure the breaker’s trip and interrupting ratings match your system’s protection needs.
• Follow standard safety procedures for disconnecting power and handling replacement breakers to prevent arc-flash hazards.
• If you’re unsure about fit, consult the panel’s manufacturer documentation and use the part number as the primary compatibility reference.

With the Square D KHL36090V, you gain a dependable, purpose-built solution for protecting three-phase circuits. Its exact specifications support seamless retrofits, efficient maintenance, and reliable replacement outcomes, helping you keep critical equipment safeguarded and running smoothly.