Description
Product Overview
The Cutler Hammer-Eaton C320KGS2 is a one normally closed (NC) side-mounted auxiliary contact designed for use with a broad range of NEMA and IEC contactors and motor starters. This add-on contact block provides reliable circuit status monitoring and control interlocking, making it an essential component in motor control centers, panel boards, and industrial HVAC control applications.
Key Features
- One normally closed (NC) contact configuration
- Side-mounted design for easy field installation alongside existing contactors and starters
- Compatible with NEMA sizes 00 through 2
- Compatible with IEC sizes A through K
- Designed for use as an add-on auxiliary contact block — no rewiring of the main contactor required
- Provides auxiliary switching for control circuits, interlocking, and status indication
- Rugged construction for dependable performance in demanding environments
Compatibility
- NEMA Sizes: 00, 0, 1, 2
- IEC Sizes: A, B, C, D, E, F, G, H, J, K
- Designed for Cutler Hammer-Eaton contactors and motor starters
Common Applications
- Motor control centers (MCCs)
- HVAC equipment control panels
- Industrial automation and interlocking circuits
- Status indication and feedback circuits
- Compressor and fan motor starters
Why Choose the C320KGS2
The Eaton C320KGS2 auxiliary contact block is engineered for straightforward side-mount installation, allowing technicians to expand the switching capability of an existing contactor without replacing the entire unit. The normally closed configuration ensures the circuit is complete when the contactor is de-energized, supporting safe interlocking and monitoring schemes in commercial and industrial HVAC systems.







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