Sterling GG105A1NSA11 Low Profile Unit Heater 105,000 BTU/hr (23-9/16 inches H x 30 inches W x 26-3/8 inches D) STGG105A1NSA1C

Product Description

Sterling GG105A1NSA11 is a GG Series low-profile gas-fired unit heater rated at 105,000 BTU/hr input (86,100 BTU/hr output) for natural gas. The unit operates on 115/120 V single-phase power with a 75 W ODP fan motor and delivers approximately 1,300 CFM through a 16-inch fan. Construction includes a 20-gauge aluminized steel tubular heat exchanger, 321 stainless steel burner box, direct spark ignition, 1/2" NPT gas connection, and 82% thermal efficiency.

• 105,000 BTU/hr input (86,100 BTU/hr output) natural gas capacity; 82% thermal efficiency
• 115/120 V, 1 phase, 75 W fan motor (ODP) with 1,300 CFM airflow and 16" diameter fan
• 20-gauge aluminized steel heat exchanger, 321 stainless steel burner box, direct spark ignition, 1/2" NPT connection

Product Highlights

Low-profile gas unit heater for non-occupied residential and commercial outbuildings; field convertible for separated combustion and includes LP conversion kit; field-convertible design with safety features and power venting

Product Information

Standard Information

• Brand: STERLING HVAC
• Manufacturer Part Number: GG105A1NSA11
• Country of Origin: Domestic (United States)

Technical Specifications

• Manufacturer: Sterling HVAC Products
• Brand: STERLING HVAC
• Model: GG105A1NSA11
• MPN: GG105A1NSA11
• Alternate Part Number: STGG105A1NSA1C
• Part Number: 387202
• Capacity (Input BTU/hr): 105,000 BTU/hr
• Capacity (Output BTU/hr): 86,100 BTU/hr
• Capacity (mbh): 105
• Fuel Type: Natural Gas (field convertible to Propane with conversion kit)
• Input Voltage: 115/120 V
• Frequency: 60 Hz
• Phase: 1
• Power Rating (Motor): 75 W
• Motor Type: ODP, single phase, internal overload protected
• HP Rating: 1/10 HP
• Air Flow: 1,300 CFM
• Fan Size: 16" diameter
• Number of Fans: 1
• Ignition Type: Direct Spark Ignition
• Gas Connection Size: 1/2"
• Connection Type: NPT
• Vent Size: 4" (unit connection), 5" (separated combustion option)
• Efficiency: 82% (Thermal)
• Heat Exchanger Material: 20-gauge aluminized steel tubular heat exchanger
• Burner Box Material: 321 stainless steel
• Cabinet Material: 20-gauge steel jacket panels with baked enamel finish
• Mounting Type: Ceiling mount, wall mount, horizontal
• Dimensions: 23.5625" H x 30.0" W x 26.375" D
• Weight: 115.00 lbs
• Rotational Speed: 1,050 RPM
• Number of Stages: 1 (single-stage gas valve)
• Control Transformer: 120/24 V
• Certifications: ETL certified for residential garage installations; ANSI Z83.8 referenced
• Additional Features: LP conversion kit included; field convertible to separated combustion; OSHA fan guard; high limit and air pressure switches; power vented