C.E. Niehoff Transit Alternators

C.E. Niehoff is a leading manufacturer of Transit, Off Highway, and Fire & Emergency Charging and Power Management Solutions.

Transit

CRADLE / RAIL / ISL

C703/C703A

Output Amps: 350

Voltage: 24V

Idle Output: 220

Available Smart Regulator: A2-341

Smart Regulator Options: A2-3123

Ducted: NO

Mounting Point Distance: 5.25″ / 13.34cm

Front Mount to Pulley Datum Distance: 2.83″ / 7.19cm

Also available as a KIRKS REMAN Part Number KRKC703 & KRKC703A

CRADLE / RAIL / ISL

C803D/C840D

Output Amps: 525

Voltage: 24V

Idle Output: 340

Available Smart Regulator: A2-368

Smart Regulator Options: A2-330, A2-336, A2-337

Ducted: YES

Mounting Point Distance: 5.25″ / 13.34cm

Front Mount to Pulley Datum Distance: 2.83″ / 7.19cm

Also available as a KIRKS REMAN Part Number KRKC803D

CRADLE / RAIL / ISL

C850

Output Amps: 550

Voltage: 24V

Idle Output: 350

Available Smart Regulator: A2-387

Smart Regulator Options: A2-385

Ducted: NO

Mounting Point Distance: 5.25″ / 13.34cm

Front Mount to Pulley Datum Distance: 2.83″ / 7.19cm

Also available as a KIRKS REMAN Part Number KRKC850

CRADLE / RAIL / ISL

C851

Output Amps: 650

Voltage: 24V

Idle Output: 430

Available Smart Regulator: A2-388

Smart Regulator Options: A2-386

Ducted: NO

Mounting Point Distance: 5.25″ / 13.34cm

Front Mount to Pulley Datum Distance: 2.83″ / 7.19cm

Also available as a KIRKS REMAN Part Number KRKC851

7″ HINGE / ISB

C706

Output Amps: 300

Voltage: 24V

Idle Output: 200

Available Smart Regulator: A2-341

Smart Regulator Options: A2-3123

Ducted: NO

Mounting Point Distance: 6.94″ / 17.63cm

Front Mount to Pulley Datum Distance: 1.62″ / 4.12cm

Also available as a KIRKS REMAN Part Number KRK706

7″ HINGE / ISB

C811

Output Amps: 525

Voltage: 24V

Idle Output: 320

Available Smart Regulator: A2-368

Smart Regulator Options: A2-330, A2-336, A2-377

Ducted: NO

Mounting Point Distance: 6.94″ / 17.63cm

Front Mount to Pulley Datum Distance: 1.62″ / 4.12cm

PAD / ISX

C535

Output Amps: 225

Voltage: 24V

Idle Output: 110

Available Smart Regulator: A2-398

Smart Regulator Options: A2-357

Ducted: NO

Mounting Point Distance: 4.97″ / 12.62cm

Front Mount to Pulley Datum Distance: 1.18″ / 3cm

PAD / ISX

C580

Output Amps: 270

Voltage: 24V

Idle Output: 125

Available Smart Regulator: A2-3102

Smart Regulator Options: A2-3101

Ducted: NO

Mounting Point Distance: 4.97″ / 12.62cm

Front Mount to Pulley Datum Distance: 1.18″ / 3cm

QUAD HINGE

C672

Output Amps: 260

Voltage: 24V

Idle Output: 180

Available Smart Regulator: A2-341

Smart Regulator Options: A2-340, A2-325, A2-3123

Ducted: NO

Mounting Point Distance: 4.33″ / 11cm

Front Mount to Pulley Datum Distance: 2.21″ / 5.61cm

Fire & Emergency

PAD MOUNT

C527

Output Amps: 360

Voltage: 12V

Idle Output: 200

Available Smart Regulator: A2-343

Smart Regulator Options: A2-334, A2-335, A2-348, A2-3503

PAD MOUNT

C531

Output Amps: 360

Voltage: 12V

Idle Output: 200

Available Smart Regulator: A2-343

Smart Regulator Options: A2-334, A2-335, A2-348, A2-3503

PAD MOUNT

C534

Output Amps: 360

Voltage: 12V

Idle Output: 200

Available Smart Regulator: A2-343

Smart Regulator Options: A2-334, A2-335, A2-348, A2-3503

PAD MOUNT

C541

Output Amps: 360

Voltage: 12V

Idle Output: 200

Available Smart Regulator: N/A

Smart Regulator Options: A2-136

PAD MOUNT

C570

Output Amps: 415

Voltage: 12V

Idle Output: 230

Available Smart Regulator: A2-3108

Smart Regulator Options: N/A

PAD MOUNT

C680

Output Amps: 430

Voltage: 12V

Idle Output: 270

Available Smart Regulator: A2-382

Smart Regulator Options: A2-155

C680 is a custom pad mount alternator, please inquire for specific mounting details and dimensions.

PAD MOUNT

C681

Output Amps: 430

Voltage: 12V

Idle Output: 270

Available Smart Regulator: A2-382

Smart Regulator Options: A2-155

C681 is a custom pad mount alternator compatible with Cummins EH2277 bracket and EH2840 drive options for X12 engines.

7″ HINGE MOUNT

C631

Output Amps: 350

Voltage: 12V

Idle Output: 240

Available Smart Regulator: A2-382

Smart Regulator Options: A2-155

7″ HINGE MOUNT

C634

Output Amps: 350

Voltage: 12V

Idle Output: 240

Available Smart Regulator: N/A

Smart Regulator Options: A2-128, A2-3503

7″ HINGE MOUNT

C714

Output Amps: 420

Voltage: 12V

Idle Output: 270

Available Smart Regulator: A2-382

Smart Regulator Options: A2-155

7″ HINGE MOUNT

C716

Output Amps: 400

Voltage: 12V

Idle Output: 240

Available Smart Regulator: N/A

Smart Regulator Options: A2-128, A2-3503

J180 4″ HINGE MOUNT

C505H

Output Amps: 360

Voltage: 12V

Idle Output: 200

Available Smart Regulator: A2-343

Smart Regulator Options: A2-334, A2-335, A2-348, A2-3503

J180 4″ HINGE MOUNT

C630

Output Amps: 350

Voltage: 12V

Idle Output: 240

Available Smart Regulator: N/A

Smart Regulator Options: A2-121

J180 4″ HINGE MOUNT

C657

Output Amps: 400

Voltage: 12V

Idle Output: 270

Available Smart Regulator: A2-382

Smart Regulator Options: A2-155

3. A2-350 regulators require an additional adapter harness for operation.

Off Highway

PAD MOUNT

C528

Output Amps: 175

Voltage: 24V

Idle Output: 100

Available Smart Regulator: N/A

Smart Regulator Options: A2-356, A2-357

PAD MOUNT

C530

Output Amps: 225

Voltage: 24V

Idle Output: 110

Available Smart Regulator: N/A

Smart Regulator Options: A2-357

PAD MOUNT

C532

Output Amps: 225

Voltage: 24V

Idle Output: 110

Available Smart Regulator: N/A

Smart Regulator Options: A2-357

CUSTOM FLANGE MOUNT

C640L

Output Amps: 260

Voltage: 24V

Idle Output: 170

Available Smart Regulator: A2-393

Smart Regulator Options: A2-392

CUSTOM FLANGE MOUNT

C626

Output Amps: 260

Voltage: 24V

Idle Output: 170

Available Smart Regulator: A2-395, A2-396

Smart Regulator Options: A2-141

CUSTOM FLANGE MOUNT

C736

Output Amps: 370

Voltage: 24V

Idle Output: 230

Available Smart Regulator: A2-393

Smart Regulator Options: A2-392

6.93″ HINGE

C625

Output Amps: 260

Voltage: 24V

Idle Output: 170

Available Smart Regulator: A2-341, A2-391

Smart Regulator Options: A2-214

J180 HINGE

C653

Output Amps: 260

Voltage: 24V

Idle Output: 170

Available Smart Regulator: A2-341, A2-391

Smart Regulator Options: A2-146

J180 HINGE

C663

Output Amps: 350

Voltage: 24V

Idle Output: 200

Available Smart Regulator: A2-393

Smart Regulator Options: A2-392

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