The Sprecher + Schuh KTA9-32S-4.0A is a compact, high-performance motor circuit controller engineered to provide dependable motor protection and control in demanding HVAC and industrial applications. Combining the functions of a motor starter and circuit breaker in a single device, the KTA9 series simplifies panel design and reduces installation complexity.
Product Overview
Designed for use in commercial and industrial motor control applications, the KTA9-32S-4.0A delivers reliable short-circuit protection, overload protection, and manual motor switching in one integrated unit. The 32S frame size and 4.0A current rating make it well-suited for fractional and small horsepower motor loads commonly found in HVAC fan and pump applications.
Key Features
- Integrated motor circuit controller combining switching, overload, and short-circuit protection
- 4.0A rated current for fractional and small horsepower motor applications
- 32S compact frame size for space-efficient panel installations
- Manual motor switching capability with built-in trip indication
- Suitable for HVAC fan motors, pump motors, and light industrial loads
- Robust construction from Sprecher + Schuh, a trusted name in motor protection
- Simplifies wiring and reduces component count in control panels
Specifications
- Brand: Sprecher + Schuh
- Model / SKU: KTA9-32S-4.0A
- Frame Size: 32S
- Rated Current: 4.0A
- Device Type: Motor Circuit Controller
Applications
- Commercial HVAC fan and blower motor control
- Hydronic circulator pump motor protection
- Light industrial motor control panels
- Building automation motor starter applications








