Grundfos 95906636 UPS43-100F Circulator Pump 1/3 HP 115V Cast Iron

The Grundfos UPS43-100F is a high-performance cast iron circulator pump designed for residential and light commercial hydronic heating systems. This 1/3 HP pump operates on 115V power and delivers reliable, efficient circulation for hot water heating applications.

Key Features:

• Cast iron construction for durability and corrosion resistance
• 1/3 HP motor provides powerful circulation for medium to large heating systems
• Three-speed operation allows for system optimization and energy savings
• Flanged connections for easy installation and maintenance
• Permanently lubricated maintenance-free motor
• Suitable for closed-loop heating and cooling systems
• Maximum working pressure of 145 PSI
• Temperature range: 36°F to 230°F

The UPS43-100F series represents Grundfos's commitment to quality and reliability in residential heating circulation. The cast iron housing provides excellent heat dissipation and long-term durability, while the three-speed motor allows contractors and homeowners to fine-tune system performance for optimal comfort and efficiency.