Armstrong Pumps Astro 225BS050S-LC Lead Free Bronze Hot Water Recirculation Pump w/ Cord, 0-9 GPM Flow

Please note that the direct replacement for 110223-342 requires the separate purchase of both 110223-345 and 810120-322. A hydronic circulator that conserves energy and eliminates maintenance. Armstrongs Astro 2 Circulator is intended for circulating water or ethylene glycol solutions in closed hydronic or solar heating systems. It is designed with no mechanical seals or couplers to replace, and no lubrication is required. Product Features Power Connection: 5.0 ft (1.5 m) power cord, molded duplex plug with ground Environment: Indoor use only Max. Working Pressure: 150 psi (1034 kPa) Ambient Temperature: -40°F to 180°F (-40°C to 82°C) Max. Water Temperature: 230°F (110°C) Low Temperature Switchpoint (1): 85°F (29°C) ±10% High Temperature Switchpoint (1): 105°F (40°C) ±10% Clock/Timer: 12-hour analog clock with AM/PM indication Timer Settings: Individual mechanical toggles for each 15 minute interval over 24 hours Manual Override: 3 position slide switch; on/auto/off