Hunter - Double Pole/Single Throw Pump Start Relay 120 VACV to 2HP, 230V to 5HP

The Hunter PSR Pump Start Relay delivers reliable pump activation for irrigation systems pulling water from lakes, ponds, or requiring booster pumps. This dependable unit features a weather-resistant, lockable enclosure and flying leads for fast installation. Compatible with all 24VAC controllers, it's designed for commercial and residential irrigation systems that demand consistent performance.

Key Features:

• Three model options: PSR-22, PSR-52, and PSR-53
• NEMA 3R rated locking plastic enclosure for outdoor weather resistance and security
• 24 VAC flying leads for quick, tool-free connection to controller
• Compact design: 6½" H x 7½" W x 4½" D
• Wide array of cabinet knockouts accommodate various mounting setups
• UL-approved relay/contactors for safety and compliance

Construction & Durability:

• Durable plastic enclosure is rustproof, shock-resistant, and UV/weather-resistant
• NEMA 3R rated for secure, long-term outdoor performance

Performance & Functionality:

• PSR-22: Up to 2 HP @ 110VAC, 3 HP @ 230VAC (single-phase)
• PSR-52: Up to 5 HP @ 110VAC, 7.5 HP @ 230VAC (single-phase)
• Max Full Load Amps: 22
• Designed for standard irrigation pumps and booster systems

Ease of Installation & Use:

• Flying leads for effortless 24VAC controller connection
• Multiple knockouts for wiring flexibility in tight or custom setups
• Compact cabinet simplifies placement in pump houses or wall-mount configurations
• Simple mounting hardware and instructions included

Technical Specifications:

• Voltage: 24 VAC input (controller side)
• Max HP (PSR-22): 2 HP @ 110VAC, 3 HP @ 230VAC
• Enclosure Dimensions: 6.5" H x 7.5" W x 4.5" D
• UL Certification: Yes (Relay and/or contactor)
• Max Full Load Amps: 22
• Wire Size Support: 10 AWG up to 13,000 ft; 20 AWG up to 1,200 ft

Installation & Application:

• Recommended Uses: Residential systems, commercial landscapes, booster pump systems, pond-fed irrigation
• Installation Method: Wall-mounted near controller, minimum 15 ft from irrigation timer
• Compatible with: All standard 24VAC irrigation controllers

Compatibility & Optional Accessories:

• Compatible with Hunter controllers and most industry-standard 24VAC timers
• No additional relays required—ready for direct integration