AMPTECH Alternators

 

AMPTECH High Output Alternators
 
AMPTECH alternators will deliver a high DC output charging current - reliably.  Large Deep-cycle marine battery banks require an alternator designed to deliver high output for long periods of time. 
 
Great Water, Inc. has many years of experience with AMPTECH products in marine DC power systems and has found them to be excellent quality, good valve and reliable.

 

AMPTECH S140 Alternator

Model S140-SE - supplied with Bi directional fan and 2.6" diameter 1/2" V belt pulley 

Features 

  • 140 Amp  and 200 Amp 12 VDC models
  • 75 amp 24 VDC models
  • SAE continuous rated output 
  • Marine certified - complies with Coast Guard and BIA standard, Title33 CFR, Part 183, Sub part 1, section 183-410 (Ignition protected)
  • Isolated floating ground available on most models to protect against electrolysis 
  • Hand wound stator and Precision balanced rotor
  • Heavy-duty bearings with high temperature grease
  • Hand crafted in U.S.A

 

Dimensional Drawings 

AMPTECH Small Case S140 Saddle  Mount 

AMPTECH Small Case S140 Marine 1" Foot  Mount 

AMPTECH Large Case L200 Saddle  Mount 

Other Mounts and pulleys  are available - call for more info.
 
Output Curves 

AMPTECH S140 12V Output 

AMPTECH S75 24V Output 

AMPTECH L200 12V Output 

Product Image Item Name- Price
Amptech 140 Amp Saddle Mount with 2.6" x 1/2" pulley

Amptech Alternator Small Case; 14V 140 Amp; Saddle Mount, Bi-directional fan includes 2.6" x 1/2" pulley. Mounts directly to many Yanmar ... more info

Model : AM-S140Se
Manufacturer : AMPTECH
Weight : 15

Amptech 140 Amp Marine Mount with 2.6" x 1/2" pulley

Amptech Alternator Small Case; 14V 140 Amp; 1" Marine mount (1" spacer is included for use on a 2" foot mount), Bi-directional fan ... more info

Model : AM-S140Me
Manufacturer : AMPTECH
Weight : 15

Amptech 75 Amp Marine Mount with 2.6" x 1/2" pulley

Amptech Alternator Small Case; 28V 75 Amp; 1" Marine mount (1" spacer is included for use on a 2" foot mount), Bi-directional fan; ... more info

Model : AM-S075Me
Manufacturer : AMPTECH
Weight : 15

Amptech 75 Amp Saddle Mount with 2.6" x 1/2" pulley

Amptech Alternator Small Case; 28V 75 Amp; Saddle Mount; Bi-directional fan; Needs external regulator. Includes Amptech single pulley; ... more info

Model : AM-S075Se
Manufacturer : AMPTECH
Weight : 15

Amptech 200 Amp Marine Mount with 2.6" x 1/2" dual V pulley

Large Case 200 amp @ 12VDC; 1" marine foot mount; Externally regulated; Includes 1" spool for 2" foot mount; Bi directional fan; ... more info

Model : AM-L200Me
Manufacturer : AMPTECH
Weight : 20

Amptech 200 Amp Saddle Mount with 2.6" x 1/2" dual V pulley

Large Case 200 amp @ 12VDC; Saddle Mount,  Bi directional fan; includes Amptech Pulley - 2.6" diameter x 1/2 " dual V belt.

Model : AM-L200Se
Manufacturer : AMPTECH
Weight : 20

Amptech 135 Amp Saddle Mount with 2.6" x 1/2" dual V pulley

Amptech 135 Amp 24VDC  J-180 Saddle Mount Alternator, bi-directional fan.  Includes Alternator Pulley; 2.6" diameter x 1/2 " dual ... more info

Model : AM-L135Se
Manufacturer : AMPTECH
Weight : 20