Eaton Cutler-Hammer A1X5PK 1A 600V Switch, Auxiliary Switch | AmpState

Engineered for everyday electrical maintenance, the Eaton Cutler-Hammer A1X5PK auxiliary switch delivers precise, dependable control in 600-volt systems. Designed for manual control and switching functions, this 1A/1B auxiliary switch is a reliable choice for replacement projects and spare stock where maintaining the original BOM is essential.

Why this A1X5PK stands out

• Original-part fidelity — a genuine Eaton Cutler-Hammer component that aligns with the original equipment’s control logic and wiring scheme.
• Compact, proven design — compact auxiliary switch built to operate reliably in everyday control circuits without taking up excessive panel space.
• 1A/1B contact configuration — supports two signaling paths in a single switch, enabling simple, isolated control or interlocking in motor starters and control panels.
• 600V rated — suitable for a wide range of control circuits and safety interlocks within industrial or commercial equipment.

Specifications at a glance

• Part Number: A1X5PK
• Manufacturer: Eaton Cutler-Hammer
• Type: Auxiliary switch
• Contact configuration: 1A/1B
• Amperage: 1 A
• Voltage: 600 V
• Applications: Manual control and switching in control panels, safety interlocks, and related electrical assemblies

Ideal use cases

• Replacement projects where the BOM must stay aligned with the original part number, avoiding compatibility gaps.
• Spare-stock scenarios to minimize downtime during maintenance or field service.
• Control circuits in machinery and equipment that rely on a dedicated auxiliary switch to signal or interlock operations.
• Panel upgrades or refurbishments that require the same contact configuration to preserve existing control logic.

Compatibility and support

Because this is a genuine Eaton Cutler-Hammer part, it’s designed to fit with equipment expecting the A1X5PK specification. If you’re unsure about fit or compatibility, AmpState offers guidance to confirm the correct part. Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.

Choose the A1X5PK for a dependable, OEM-aligned solution that preserves control integrity, simplifies maintenance planning, and keeps electrical systems running smoothly.