The AMP Condensing Water Heater Series (AMPW) from Thermal Solutions delivers efficiency with unprecedented space saving innovation in a service friendly design. Available in 1000, 1250, 1500, 2000, 2500, 3000, 3500 and 4000 MBH input levels, all models are 98% Thermal Efficient. The 316L stainless steel heat exchanger features cavernous internal circuits with commercially sized tubes that minimize pressure drop and proactively reduce pump in sizing, saving on install and electrical operations.

Ratings & Capacities

Input: BTUH

N/A 3,500,000 Btu/hr

Output: BTUH

N/A 3,430,000 Btu/hr


N/A Gas/LP

Inlet Gas Pressure (NG)

N/A 14"W.C. Max. 4" W.C. Min.



ETL, {H} Listed

ASME Design Data

ASME Design Data

N/A Max. 160 PSIG & 210ºF

Electrical Supply Options

Electrical Supply Options

N/A 120v/1ph/60hz - <9 Amps 208v/1ph/60hz - <4.5 Amps 240v/1ph/60hz - <4.5 Amps

Ratings and Dimensional Data

MBH Input

N/A 3500 MBtu/hour

MBH Gross Output

N/A 3430 MBtu/hour

Thermal Efficiency

N/A 98 %

Shipping Weight

N/A 2585 Pound


DHW Recovery (GPH)

N/A 4158