PRODUCTS
LARGE CASE HAIRPINS
Large Case - 250a
$550
Details
- 285A PEAK
- 170A HOT @ idle
- 190A COLD @ idle
- 220A HOT @ 2500 alternator RPM
Large Case - 300a
$625
Details
- 320A PEAK
- 200A HOT @ idle
- 220A COLD @ idle
- 240A HOT @ 2500 alternator RPM
Large Case - 390a
$650
Details
- 410A PEAK
- 120A HOT @ idle
- 140A COLD @ idle
- 240A HOT @ 2500 alternator RPM
SMALL CASE HAIRPINS
SMALL Case - 160a
$450
Details
- 185A PEAK
- 100A HOT @ idle
- 120A COLD @ idle
- 130A HOT @ 2500 alternator RPM
Small Case - 240a
$550
Details
- 260A PEAK
- 120A HOT @ idle
- 140A COLD @ idle
- 160A HOT @ 2500 alternator RPM
SMALL Case - 320a
$599
Details
- 330A PEAK
- 80A HOT @ idle
- 100A COLD @ idle
- 140A HOT @ 2500 alternator RPM
STARTING AT $229
PCM Voltage Module
Made for OEM integration on PCM controlled charging systems, our module allows you to set or adjust voltage while maintaining battery light function. It also allows the retrofit of PCM regulators on older cars to dial in the exact voltage desired while still controlling the battery light.
Key Features
- Integrates with vehicle’s stock PCM regulation
- Fixed voltage module set at 14.8V (+/- 0.2V)
- Adjustable voltage range from 12.5-15.5V (+/- 0.2V)
- Voltage+ range from 12.5-16V (+/- 0.2V) / Ford only
- Can support up to (4) alternators
- Maintain stock battery light functionality
- Engineered and made in USA to OEM standards
External Regulators
EXT. Regulator 1
$139
Details
- Adjustable from 13-20 volts
- Supports 1 alternator
EXT. REGULATOR 2
$199
Details
- Adjustable from 13-20 volts
- Supports 2+ alternators
EXT. Reg. Alt Conversion
$49/alt
Details
- Converts internally regulated alternators to externally regulated
- Includes quick connect “dummy” regulator with pigtail harness plug
Other Custom Options
Billet Case
$99
Details
- Improves cooling performance for increased output
- Allows custom fitment for a wide variety of vehicles
Clutch Pulley
$49
Details
- Reduces belt drive vibration to increase longevity of belt drive system and components
- Decreased strain on belt system to improve driveability
- OEM sizes from 2″-2.5″ OD
Overdrive Pulley
$49
Details
- Increased alternator speed for higher idle and peak output
- Made from 7075 aluminum and hard-coated black for wear resistance
- Smaller than OEM at 1.85″ OD
+ Output Post
$25/per
Details
- Makes multiple wiring connection easier
- Pure 100% copper for least resistance
Billet Color
$99
Details
- Premium anodized finish
- Available in standard colors except white
- Protects against corrosion and engine grime to keep alternator looking pristine
Paint Option 1
$39
Details
- Basic paint on stator windings
Paint Option 2
$99
Details
- Premium color on casing including flat or metallic
Paint Option 3
$159
Details
- Color match to any code on casing including flat or metallic
Get In Touch
(734) 237-8442
Location
US Alternators LLC
43311 Joy Rd. #184
Canton, MI 48187