The PSI 14.6L is a 14.6-liter, 8-cylinder v-8 natural gas / lpg engine used in commercial and industrial generator applications in the 250-300 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.
Generator models that ship with or are commonly paired with the PSI 14.6L.
Blue Star Power Systems
Blue Star NG265-01
Open Basler controller + PSI engine + Stamford alternator — no proprietary lock-in. Non-proprietary components serviceable by any qualified tech.
265 kW standby · Natural Gas / LPG · Liquid-cooled
265 kW natural gas standby for large commercial, campus, and hospital (non-critical) facilities where gas-fueled backup matters.
265 kW natural gas / LP standby generator from Blue Star Power Systems. PSI 14.6L turbocharged V8, DSE DCP7310 controller, structural steel base, 208-600V.
Open Basler controller + PSI engine + Stamford alternator — prime-rated, no proprietary lock-in. Serviceable by any qualified tech.
265 kW standby · Natural Gas / LPG · Liquid-cooled
250 kW prime natural gas for continuous-duty commercial, CHP, and campus applications needing 24/7 gas-fueled power.
250 kW prime-rated natural gas / LP generator from Blue Star Power Systems. PSI 14.6L V8, DSE DCP7310 controller, structural steel base, continuous prime duty.
Open Basler controller + PSI engine + Stamford alternator — no proprietary lock-in. Non-proprietary components serviceable by any qualified tech.
300 kW standby · Natural Gas / LPG · Liquid-cooled
300 kW natural gas standby for large commercial, campus, and institutional facilities where gas-fueled backup and component independence matter.
300 kW natural gas / LP standby generator from Blue Star Power Systems. PSI 14.6L turbocharged V8, DSE DCP7310 controller, structural steel base, three-phase 208-600V.
Open Basler controller + PSI engine + Stamford alternator — prime-rated, no proprietary lock-in. Serviceable by any qualified tech.
300 kW standby · Natural Gas / LPG · Liquid-cooled
260 kW prime natural gas for continuous-duty commercial, CHP, and campus applications needing 24/7 gas-fueled power.
260 kW prime-rated natural gas / LP generator from Blue Star Power Systems. PSI 14.6L V8, DSE DCP7310 controller, structural steel base, three-phase 208-600V.
CARB-certified large stationary natural gas standby from Hipower's HNG series — utility-supplied fuel, no on-site diesel storage, broad voltage options.
263 kW standby · Natural Gas / LPG · Liquid-cooled
California commercial and industrial buildings at 250+ kW with natural gas service where CARB certification is required.
263 kW stationary natural gas generator with PSI natural gas engine. CARB certified for California standby. Built in Olathe, Kansas.
