Overview#

The PSI 53L is a 52.3-liter, 16-cylinder v-16 natural gas / lpg engine used in commercial and industrial generator applications in the 900-1050 kW class. Turbocharged Intercooled for reliable power density across standby and prime-rated duty cycles.

This engine powers generators from Blue Star Power Systems, Hipower Systems, making it one of the more widely deployed prime movers in its power class for the commercial standby market.

Generators using this engine#

Hipower HNI-1000 (1000 kW)
Blue Star NG1050-01 (1050 kW)
Blue Star NG1050-01P (1050 kW)

Found in these gensets

Generator models that ship with or are commonly paired with the PSI 53L.

Blue Star Power Systems

Blue Star NG1050-01

Open Basler controller + PSI V16 engine + Stamford alternator — no proprietary lock-in. 1 MW gas class without OEM dealer dependency.

1.1 MW standby · Natural Gas / LPG · Liquid-cooled

1050 kW natural gas standby for data centers, campus power, and utility-scale gas applications where component independence matters.

1050 kW natural gas / LP standby generator from Blue Star Power Systems. PSI 53L V16 turbocharged-aftercooled, DSE DCP7310 controller, three-phase 480-4160V.

EPA Stationary Spark Ignition3-phaselarge-commercialdata-center

Blue Star Power Systems

Blue Star NG1050-01P

Open Basler controller + PSI V16 engine + Stamford alternator — prime-rated, no proprietary lock-in. Serviceable by any qualified tech.

1.1 MW standby · Natural Gas / LPG · Liquid-cooled

900 kW prime natural gas for continuous-duty data center, CHP, and utility-scale applications needing 24/7 gas-fueled power.

900 kW prime-rated natural gas / LP generator from Blue Star Power Systems. PSI 53L V16 turbocharged-aftercooled, DSE DCP7310 controller, three-phase 480-4160V.

EPA Stationary Spark Ignition3-phaselarge-commercialdata-center

Hipower Systems

Hipower HNI-1000

Broadest CARB-certified natural gas lineup from a Tier 2 manufacturer — 30 to 1000 kW with PSI and Origin engines.

1 MW standby · Natural Gas / LPG · Liquid-cooled

California 1 MW natural gas standby for data centers, hospitals, and industrial facilities where CARB certification is mandatory and Big 4 pricing is not justified.

1000 kW (1 MW) standby natural gas generator. Flagship HNI series unit. CARB certified for California large-facility natural gas standby.

EPA Stationary Spark Ignition3-phaseindustrialdata-center