Extra Large Case Alternators

Extra-Large Frame Alternators
Designed for Heavy Duty Cycle Applications

97EHD-Series

  • Designed for Extended Duty Operation
  • Case Ground or Isolated Ground Terminations Available
  • Maximum RPM: 7,000
  • External Regulation Required
  • USCG Title 33 Compliant

Extra-Large Case 97EHD-Series Alternators are appropriate for large diesel applications such as Caterpillar, Cummins, MTU and John Deere to service extensive house battery loads.

Part Number(2) Volts AmpsMounting
Style
Minimum
Pulley
      97EHD-185-12-IG (3) 12185 4″ Dual Foot Saddle
(J180-Style)
 1/2″ Dual Vee(1)
   97EHD-265-12-IG (3) 265
97EHD-85-24-IG 2485
97EHD-110-24-IG110
97EHD-190-24-IG (3)190
(1) All 9-Series Alternators can be outfitted with Serpentine Pulleys
(2) 97EHD Series Alternators are designed to be used with Balmar Multi-Stage Regulators
(3) Most 97EHD Series Alternators can be delivered with either Case or Isolated Ground (-IG)

Extra-Large Frame Alternators
Designed for Maximum Duty Cycle Applications

98-Series

  • Highly Efficient Brushless Design
  • Isolated Ground Termination
  • Dual Cooling Fans, Oversized Bearings, High Amperage Diodes
  • Maximum RPM: 7,000
  • Requires External Voltage Regulation
  • USCG Title 33, CE, ISO J1171 and SAE 8846 Compliant

The Extra-Large Case 98-Series Alternator offers the capacity to produce nearly 5kW of DC output – on par with many small gensets. The 98-Series Alternator is currently used on USCG 43’ Lifeboats.

Part Number Volts AmpsMounting
Style
Minimum
Pulley
    98-12-310-IG-BL 12310 4″ Dual Foot Saddle
(J180-Style)
 1/2″ Dual Vee(1)
    98-24-220-IG-BL 24220
(1) All 9-Series Alternators can be outfitted with Serpentine Pulleys
(2) 98 Series Alternators are designed to be used with Balmar Multi-Stage Regulators