Adjustable Ballast Dummy

The Schap Adjustable Ballast Dummy is constructed of one SAE J826 / JSAE Back Form and one SAE J826 / JSAE Butt Form, with a pivot joint at the H-point.  The adjustable angle is controlled with a turnbuckle. The H-point pin and turnbuckle pin are removable. The bottom fixture and torso centerline have multiple shaft locations for additional weights to be added.


  • Mechanical components are constructed of non-corrosive Aluminum and Stainless Steel
  • Pivoting fixture utilizes turnbuckle to adjust angle
  • Base weight of fixture is approximately 65 lbs.
  • Five weight shafts allow for adding various weight configurations
  • Locking clamp collars on weight shafts hold weights in place during testing
  • Available in bright polished finish
  • Optional perimeter retaining clamps for canvas form covers
  • 1 year manufacturer's warranty

Schap also manufactures a Heated and Cooled Ballast Dummy that utilizes solid cast aluminum, and SAE J826 compliant back and butt forms that are machined to accept Peltier modules.  The two forms are hinged at the H-point, and utilize a turnbuckle to adjust the angle of the back form.  Horizontal weight shafts mounted on the butt form provide a means for adding standard barbell weights to achieve heavier loads.

Features of the Heated and Cooled Adjustable Ballast Dummy include:

  • Heating and cooling accomplished by using Peltier modules.
  • 15 closed loop, independent temperature zones ( 8 located on the back, 7 located on the butt).
  • Surface temperature of 36±1˚C in -29˚C to 50˚C environments.
  • Quick connect power and thermocouple cables at the dummy.
  • Remote controls enclosure that  houses  temperature controllers.
  • Powder coated steel weights.
  • Mechanical components are constructed of non-corrosive aluminum and stainless steel.
  • Pivoting fixture utilizes a turnbuckle to adjust angle.
  • Base fixture weight is approximately 57kg.
  • 2 weight shafts allow for various weight configurations.
  • Locking clamp collars on weight shafts hold weight in place during testing.


Available for Rent

This item is available for rent. For more information, please contact Chad Weavers by calling 616-846-6530.


[email protected]

Rental Terms

  • Minimum rental period is 1 month. After the first month, rentals can be prorated in 1/4 month intervals.
  • Schap Specialty Machine, Inc. handles maintenance issues during the rental period(s).
  • For the first 3 months, 100% of the rental payment for each unit is applied toward purchase of that unit.
  • After 3 months, 20% of the rental payment for each unit is applied toward purchase of that unit.
  • The minimum purchase price of each unit is 50% of its original value.
  • Schap Specialty Machine, Inc. will review the condition of the rental equipment upon return, and any repairs that exceed normal wear and tear will be charged to the renter.

More Information

Product Weight

65 lbs / 29 kgs


20" L x 17" W x 24" H