Voltage Regulators

14-Volt Models PX-4000, PX-5000, PX-6000, PX-7000

Above: Connections for PX-4000, 5000, & 6000 Regulator Above: Connections for PX-7000 Regulator
14-Volt PennTex External Voltage Regulators: (Click Here for Testing Information)
PX-4000 Used with PX-3,PX-4,PX-5,PX-6 Series Alternators

PX-5000

Used with PX-2 Series Alternators
PX-6000 Used on 2005 and up (GM chassis only)
PX-7000 Used on some 2009 Ford Products
PennTex Specialty Regulators:
PX-4000-4 28-Volt Regulator (Hybrid)
PX-4000-6 48-Volt Regulator (Hybrid)
PX-4000-8: Regulator only
PX-3525: Regulator Kit including 36 inch-long Harness)
75-Volt Regulator used with PX-9125
& PX-9130 Alternators
PX-4024 28-Volt Regulator
Information on Out of Production PennTex Regulators (these can be directly replaced by the PX-4000):

PX-1000

First-design 14-Volt Regulator (superseded by PX-2000)

PX-2000 14-Volt LED Regulator (superseded by PX-3000)
PX-3000 14-Volt Regulator (superseded by PX-4000)

14-Volt Regulator Information Specialty Regulator Information
Installation Procedures Regulator/Charging System Test Paperwork
Crossover Lestek Regulators to PennTex Regulators Adapt Lestek 4412 Regulator Wiring to PennTex Wiring
Alternator Dimensional Drawings PennTex Alternator Application Guide
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