Don Allison Equipment, Inc.

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H&S Manufacturing Power Box Rear Unload Forage Box with Roof

H&S Power Box Rear Unload Forage Box with Roof
The H&S Power Box Rear Unload Forage Boxes unload fast and smooht and are available in either PTO or hydraulic drives. Built with H&S quality and dependability.
Call for Pricing and Finance Options

Steel-Welded Subframe

H&S Manufacturing Power Box Rear Unload Forage Box with Roof
H&S boxes have an all steel-welded subframe.

Truck or Trailer Mount

H&S Manufacturing Power Box Rear Unload Forage Box with Roof
H&S engineered this box for bulk hauling and unloading in bunk or pit storage facilities.

High Pivot Points

H&S Manufacturing Power Box Rear Unload Forage Box with Roof
The heavy duty tailgate is constructed to stand up to the pounding of heavy loads. High pivot points assure crop clearance while unloading.

Automatic Tailgate Lock

H&S Manufacturing Power Box Rear Unload Forage Box with Roof
After the safety lock is released from the tailgate, the self-locking mechanism automatically unlocks when the box conveyor is activated, and locks automatically when the gate closes.

PTO or Hydraulic Drive

H&S Manufacturing Power Box Rear Unload Forage Box with Roof
The H&S Power Box can be ordered with either a PTO drive or a hydraulic drive. Unload time is dependent on tractor RPM, hydraulic pressure and GPM.

Transport Lights are Standard

H&S Manufacturing Power Box Rear Unload Forage Box with Roof
Transport lights are standard on all H&S boxes. This is the light configuration on the rear unload boxes.
Power Box Rear Unload Forage Box Specifications
ModelBB18BB20
Capacity with Roof
994FT-3
1106FT-3
Inside Width
7' 4"
7' 4"
Overall Length
19' 6"
21' 6"
Overall Width
104"
104"
Overall Height
118"
118"
Weight 
3650#
4050#
Main Apron Chain
667H Pintle-10,000# x 4 is standard
16,000# x 4 T-Rod is optional
Main Apron Drive
Choice of hydraulic drive or PTO drive
Unload Speed
Unload time is dependent on tractor RPM,
hydraulic pressure and GPM
Rear Endgate
Automatic lock and unlock
H&S Recommends
4-wheel gears for use under power boxes