A.O. Smith

Cirrex® 24 in. 119 gal. 4.5 kW 240 V Single Phase Aluminum Solar Water Heater

Part #ASUN120261882000  |  Manufacturer Part #100123522


28 in
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Product Details

  • Designed for installation as a part of a direct (open loop) solar water heating system or for use with external heat exchangers in closed loop systems
  • Multiple connection options for installation flexibility
  • The 4500W heating element's long lasting low-watt density design spreads wattage over larger surface area to prolong element life and maximize efficiency and is prewired for surface mount temperature sensor (sensor supplied separately)
  • Permaglas® glasslined steel tank patented glass lining protects against corrosion to maximize tank life
  • The 2" thick "environmentally friendly" non CFC foam insulation (R16 value) reduces standby heat loss
  • CoreGard™ aluminum anode rod with stainless steel core protects tank against corrosion
  • Dynaclean™ diffuser dip tube helps reduce lime and sediment buildup to maximize hot water output and is made from long lasting PEX cross linked polyment
  • CSA certified and ASME rated T&P relief valve, factory installed
  • Durable, tamper resistant brass drain valve
  • Six-year limited tank and parts warranty


ANSI Specifications: ANSI Z21.10.3

Application: Residential

Brand Model Compatibility: Cirrex

CARB OTC LEED Compliant: No

CSA Certified: CSA C22.2

Capacity: 119 gal

Collection: Cirrex®

Color Finish: Grey

Color Finish Category: Greys

Depth: 28 in

Diameter: 28 in

Drain Location: Bottom

Drain Opening: 1 in

ETL Listed: No

End Connection 1: NPT

End Connection 2: NPT

End Connections: NPT

GSA Approved: No

Height: 63-1/4 in

IAPMO Listed: No

ISO Specifications: No

Installation Type: Vertical Mount

Maximum Pressure: 150 psi

NSF Certified: No

Origin: Domestic

Power Source: Electric

Supply Pipe Connection: 3/4 in

Temperature Range: 90 to 120 Deg F

Type: Solar Booster Tank

UL Listed: No

Volts: 240V

Water Heater Capacity Range: Greater than 100 gal

Water Heater Type: Tall

Weight: 311

Width: 28 in