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Sanco2

SANC02 83-Gallon Heat Pump Water Heater System

Regular price $6,728.00
Shipping calculated at checkout.

SANC02 83-Gallon Heat Pump Water Heater System is backordered and will ship as soon as it is back in stock.


SANCO₂ Gen5 Heat Pump Water Heater with 83-Gallon Stainless Steel Tank

GS5-45HPC-D + ECO-83SSAQB | 4.5 kW / 15,400 Btu/h | R744 CO₂ Refrigerant

The SANCO₂ Gen5 GS5-45HPC-D heat pump pairs with the ECO-83SSAQB 83-gallon stainless steel storage tank to provide domestic hot water through a split-system design. The outdoor heat pump transfers heat from the surrounding air to water stored in the separate tank.

An inverter-driven compressor, R744 CO₂ refrigerant, and an insulated stainless steel tank support efficient operation. This combination has a 3.80 Uniform Energy Factor and a 121-gallon first-hour rating. The GS5-45HPC-D includes a drain pan heater for cold-weather defrost operation.

Key Features & Benefits

Feature Benefit
Split-System Design Separate outdoor heat pump and hot water storage tank.
Inverter Compressor Variable-speed operation helps match performance to demand.
CO₂ Refrigerant Uses R744 refrigerant.
Stainless Steel Storage 83-gallon tank constructed from a blend of 316/444 stainless steel.
R12 Insulation Helps reduce stored-water heat loss.
Drain Pan Heater Supports cold-weather operation during defrost.
Modbus Capability Available through a compatible ECO₂ Systems accessory controller.

Product Highlights

Specification Value
Heat Pump Model GS5-45HPC-D
Storage Tank Model ECO-83SSAQB
Nominal Storage Volume 83 gallons
Nominal Heating Capacity 4.5 kW / 15,400 Btu/h
Uniform Energy Factor 3.80
First-Hour Rating 121 gallons
Electrical Supply 208/230V, single-phase, 60 Hz
Specified Circuit Breaker 15A
Outdoor Ambient Operating Range -25°F to 114°F
Refrigerant R744 / CO₂

Professional installation is required. Follow the manufacturer’s installation instructions for tank placement, clearances, electrical service, piping insulation, mixing valves, and freeze protection. Outdoor operating limits do not describe permissible tank temperatures or eliminate the need for piping freeze protection.

Technical Specifications

Component Product Weight
GS5-45HPC-D Heat Pump 110 lb
ECO-83SSAQB Storage Tank 115 lb, empty

Residential Warranty

Manufacturer warranty coverage is subject to purchase eligibility, application, installation requirements, and all policy conditions and exclusions. Confirm eligibility before purchase.

  • Heat pump: For eligible residential domestic hot water installations, three years of parts and covered labor, followed by seven additional years of parts coverage.
  • Refrigerant circuit: Qualifying refrigerant-circuit failures requiring the circuit to be opened may qualify for heat pump replacement during the ten-year parts warranty.
  • ECO-83SSAQB tank: Fifteen-year limited warranty, with ten years at full replacement value followed by five years of prorated coverage.

Technical Documents

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