Description
The Schneider Electric (Square D) 8501RS34V20 is a 120V AC general purpose relay designed for dependable switching performance in HVAC, building automation, and industrial control applications. Part of the trusted Square D 8501R relay series, this unit delivers consistent, long-service-life operation in demanding environments where reliable coil-and-contact switching is essential.
Product Overview
The 8501RS34V20 is a plug-in style general purpose relay engineered for use with compatible relay sockets, making installation, replacement, and maintenance fast and straightforward. Its 120V AC coil voltage makes it a natural fit for standard North American HVAC control circuits, motor control panels, and building automation systems.
Key Features
- 120V AC coil voltage for compatibility with standard North American control circuits
- Plug-in relay design for quick installation and easy field replacement
- Part of the Square D 8501R series — a proven platform for industrial and HVAC controls
- Multiple contact configurations available within the 8501R series for application flexibility
- Rugged construction for reliable performance in commercial and industrial environments
- Compatible with Square D 8501NR and 8501PR relay socket bases (sold separately)
Typical Applications
- HVAC control panels and building automation systems
- Motor control and switching circuits
- Industrial machine control
- Lighting and load switching
- Interlock and sequencing circuits
Why Choose Square D Relays?
Schneider Electric’s Square D brand is a globally recognized leader in electrical distribution and control. The 8501R relay series has been a staple in industrial and commercial control applications for decades, offering proven reliability, broad socket compatibility, and easy serviceability that HVAC and controls technicians depend on.
Order the Schneider Electric (Square D) 8501RS34V20 120V Relay from Jackson Systems today and keep your control panels running with confidence.







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