Trans Atlantic Diesels, Inc.
Tech Info / FAQ Contact Us Driving Directions Search
Trans Atlantic Diesels, Inc.
for Balmar 97 Series Alternators, Balmar Charging Packages, Balmar Marine Alternators
You are here: Home > Parts Center > Balmar Alternators > Balmar 97-Series Alternators

Balmar Alternators

97-Series Alternators

Balmar 97-Series Alternator

97EHD-Series Alternators

Balmar 97EHD-Series Alternator

Heavy Duty Cycle, Extra-Large Frame Alternators

We carry a large stock of V-Belt & Serpentine Pulleys to customize the alternator to your belt type and size.

Built expressly for the added demands of large multi-battery banks, inverter loads and other substantial electrical demands.

Extra-Large Case 97-Series Brushless Alternators provide the size, cooling and output across the range of engine RPM required to perform in a league with a small genset.


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.

  • 97 Series Specifications
  • 97-Series Models
  • 97-Series Documentation
  • ALTERNATOR STYLE: Extra-Large Case
  • REGULATION: External P-type
  • CASE CONSTRUCTION: Cast aluminum
  • FINISH: White powdercoating
  • COOLING: Bi-directional external fan
  • DIODES: 6-positive, 6-negative; 50A/200V
  • MINIMUM REQUIRED BELT CONFIGURATION: Dual 1/2” vee; 8-groove serpentine
  • GROUND TERMINATION: Case independent (isolated)
  • TACH OUTPUT: Unrectified AC stator outputs (3)
  • BEARINGS: Sealed ball bearing. Heavy duty radial (front). Heavy duty needle (rear)
  • TENSIONING ARM: 180˚ offset from mounting foot
  • AVAILABLE OUTPUTS: 165A/12V, 210A/12V, 140A/24V
  • MOUNTING STYLE: 4” I.D. saddle mount (J180-style)
Model Number Volts Amps Mounting Style Minimum Pulley
9704-12-160-BL-IG 12 160 Dual Foot 4" (J180-style) 1/2" Dual Vee
9704-24-140-BL-IG 24 140 Dual Foot 4" (J180-style) 1/2" Dual Vee
97EHD-185-12 12 185 Dual Foot 4" (J180-style) 1/2" Dual Vee
97EHD-265-12 12 265 Dual Foot 4" (J180-style) 1/2" Dual Vee
97EHD-85-24 24 85 Dual Foot 4" (J180-style) 1/2" Dual Vee
97EHD-110-24 24 110 Dual Foot 4" (J180-style) 1/2" Dual Vee
97EHD-190-24 24 190 Dual Foot 4" (J180-style) 1/2" Dual Vee

What to consider before you buy...

Before you invest in a high-output charging system, save yourself a lot of trouble and money by ensuring that you buy the correct system for your application. Charging systems vary by type of boat, and a long list of other variables including engine type, engine room space, belt type and size, battery bank size and battery chemistry.

Contact us regarding Balmar 97-Series Marine Alternators at
Please call us at 1-800-927-9295 for more information.
© 2018 Trans Atlantic Diesels, Inc.
5906 Fairfield Lane Hayes, VA 23072
Contact Us | Driving Directions