Designed for use with Permco DMD400 series power take-off pumps, this air shifter provides pneumatic engagement and disengagement control in demanding mobile and industrial hydraulic drive applications. It offers a reliable alternative to mechanical shifting, reducing operator effort and allowing remote activation where direct manual access is limited.
The Permco DMD400 Air Shifter is a direct-fit accessory engineered to work within the DMD400 pump system, supporting consistent clutch-type engagement across a range of vehicle-mounted and stationary hydraulic installations.
SKU: 400-AS
Supplier Part Number (MPN): 400-AS
Alternate Part Numbers: C1LX23
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Specifications
Alternate Part Numbers
Alternate Part NumberC1LX23
Brand
Permco Inc.
Brand
Permco
Pack Size
1.00
UOM
EA
Supplier Part Number
400-AS
Product Weight
1.98 lbs
Product Questions & Answers (2)
Question by: Tammy Y on Feb 22, 2026, 1:46 PM
air shifter for a permco DMD400, is that what this 400-AS part is?
Answer by: Customer Support on Feb 23, 2026, 9:18 PM
Function-wise, it’s an air shifter assembly intended for the PERMCO DMD400, and the supplier part number on it is 400-AS.
Question by: Connie G on Dec 11, 2025, 6:57 AM
What exactly does this air shifter do?
Answer by: Customer Support on Dec 13, 2025, 6:01 AM
Essentially, it's a component used within Permco's DMD400 series hydraulic pumps to control shifting functions pneumatically.