150 kVA Prime Output, Single/Three-Phase

MQ Power WhisperWatt Super-Silent portable generators provide reliable power to meet the most demanding requirements. They are designed and built to withstand tough environments at construction sites and provide dependable temporary power at entertainment venues and disaster recovery operations.

The NGA150SSPUL offers a prime rating of 120 kW (150 kVA) and a standby rating of 132 kW (165 kVA). Our patented open delta generator winding provides precise voltage control, allowing superior motor starting capability. An electronic governor maintains frequency to ± 0.25% from no load to full load. Equipped with an EPA Certified PSI/Doosan natural gas engine to easily meet the stringent EPA standards while providing profitable performance and reliability.

The unit features a sound attenuated, weather resistant, steel housing provides operation at 69 dB(A) at 23 feet. Fully lockable enclosure allows safe unattended operation,E- Coat primer and powder coat paint provides durability and weather protection, an auto start stop equipped controller that allows the generator to start from a remote location.

Unit Specifications
Prime Rating 120 kW 150 kVA
Standby Rating 132 kW 165 kVA
Generator RPM 1800
Voltage - Three Phase 208, 220, 240, 416, 440, 480V Switchable
Voltage - Single Phase 120, 127, 139, 240, 254, 277V Switchable
Generator Design Revolving field, Self-ventilated, Drip-proof, Single bearing
Voltage Regulation (No Load to Full Load) ±0.5 %
Power Factor 0.8
Armature Connection Star with Neutral/ Zig Zag
Excitation Brushless with AVR
No. Poles 4-pole
Frequency 60 Hz
Frequency Regulation (steady state load) ±0.25 %
Sound Level (Full Load at 23 ft.) dB(A)
Engine Specifications
Make/ModelPSI HD / NGE 8.1 CAC
EmissionsEPA Certified
Starting System24 VDC Electric Starter Motor
Design 4-cycle, water cooled, turbocharged, charged air cooled
Gross Engine Power Output - Prime Rating:
   Natural Gas200 bhp149 kW
   LP164 bhp122 kW
Gross Engine Power Output - Standby Rating:
   Natural Gas239 bhp178 kW
   LP164 bhp122 kW
Fuel Consumption (NG):
   Full load1169 ft3/hr33.1 m3/hr
   3/4 load 969 ft3/hr27.4 m3/hr
   1/2 load607 ft3/hr 17.2 m3/hr
   1/4 load430 ft3/hr 12.2 m3/hr
DEF Tank CapacityN/A galN/AL
Coolant Capacity17.5 gal80 L
Oil Capacity 7.1 gal27 L
Battery24VDC / Group 27 x 800CCA x 2
Notice: Features and equipment specifications are subject to change without notice.