This Aquastar water heater utilizes a standing pilot for ignition. The Bosch Aquastar 125BO is designed for outdoor installation in warm climates which eliminates the need to vent the water heater. Sized for most homes and small businesses. The Bosch 125 propane is designed to last. The quality of the AquaStar begins with this inside story: all water parts are solid copper or solid brass. The unit is constructed with stainless steel and aluminum. Unlike tank heaters, every part is replaceable or recyclable.

Features:
Water Inlet: ½” NPT Male
Gas Inlet Connection: 3/4” NPT
Min. Natural Gas Line: 1/2” NPT
Min. LP Gas Line: 3/4”
Height: 36 3/4”
Width: 18 1/4”
Depth: 10 1/2”
Weight: 57 lbs
Min. Water Pressure: 30 PSI
Max. Water Pressure: 150 PSI
Min. LP Gas Pressure: 11” W.C.
Min. Natural Gas Pressure: 7” W.C.
BTU Input: 117,000
Efficiency: 86%
Energy Factor: 0.79

Specifications

	125B, BO, BS	125HX	125FX	38B
Efficiency	82%	82%	80%	80%
Energy Factor	.69	.80	.78	.66
BTU Input	117,000	117,000	125,000	40,000
Flue Size	5"	5"	4"	4"
Shipping Weight	44 lbs.	44 lbs.	52 lbs.	25 lbs.
Gallons Per Minute at:*	.	.	.	.
45 deg.	4.0	4.0	4.0	1.3
55 deg.	3.3	3.3	3.3	1.9
65 deg.	2.8	2.8	2.8	0.9
75 deg.	2.4	2.4	2.4	0.8
90 deg.	2.0	2.0	2.0	0.6

Click Here Installation & Safety Manual

125BO-NG