The Siemens Building Technology GNP191.1P is a high-performance, plenum-rated spring-return damper actuator engineered for reliable operation in commercial HVAC and building automation systems. Featuring a fast 2-second stroke time, 24V power supply compatibility, and multi-input signal acceptance, this actuator delivers precise and responsive damper control in demanding air-handling applications. Its plenum rating makes it suitable for installation in air plenums and return-air spaces where stringent fire and smoke safety standards must be met.
Key Features
- Spring-return (SR) fail-safe operation ensures damper returns to a defined safe position on power loss
- Fast 2-second stroke time for rapid damper response
- 24V AC/DC operating voltage for broad system compatibility
- Multi-input signal capability for flexible integration with building automation and control systems
- 50 lb-in torque output for reliable actuation of commercial dampers
- Plenum-rated construction meets fire and safety requirements for air plenum installations
- Compact, robust design from Siemens Building Technology — a trusted name in HVAC controls
Typical Applications
- Commercial HVAC air handling units (AHUs)
- Variable air volume (VAV) systems
- Outdoor air and exhaust damper control
- Building automation and energy management systems
- Plenum and return-air space installations
Why Choose Siemens Building Technology
Siemens Building Technology actuators are designed to deliver long service life, precise control, and seamless integration with modern BAS platforms. The GNP191.1P combines fail-safe spring-return reliability with multi-input flexibility, making it an ideal choice for contractors and engineers who demand performance and code compliance in every installation.
