Jungheinrich Electric Hydraulic Pump Motor Assembly
77800503
Electric motors are model-, voltage-, rotation-, mounting-, shaft-, and sometimes serial-number specific. Installing an incompatible motor may result in equipment damage, electrical damage, or unsafe operation.
Before ordering, confirm:
- Equipment make and model
- Serial number (if applicable)
- Operating voltage
- Rotation direction (CW / CCW)
- Shaft diameter and length
- Mounting pattern and flange type
If you’re unsure, contact us before purchasing with your equipment details.
Non-Refundable Item: Motors are non-refundable. Please verify compatibility before purchasing.
Couldn't load pickup availability
- Expert support & fitment help
- 30-day returns
- Fast Shipping
Compatibility
|
Make |
|
|---|---|
|
Model |
- |
Visit our diagram page for part references to popular models
Product Description
Jungheinrich 77800503 electric hydraulic pump motor assembly operates at 24VDC for material handling equipment. DC brush motor design drives hydraulic pump systems in electric pallet jacks and stackers. OEM part number 77800503, cross-referenced as 50013075. Aftermarket equivalent units available from authorized distributors.
Specifications
Part Numbers & Compatibility
| Make | Jungheinrich, Cat Caterpillar |
| Part Number | 77800503 |
| Alternative Part Number | 50013075 |
| Compatible Equipment Models | Jungheinrich electric material handling equipment |
| Supplier Part Number Reference | JU77800503 (distributor prefix format) |
Electrical Specifications
| Nominal Voltage | 24VDC |
Frequently Asked Questions
Q: What makes and models is the 77800503 compatible with?
A: Part number 77800503 is designed for Jungheinrich electric pallet jacks and stackers. It fits various models within the Jungheinrich electric lift truck lineup.
Q: What material is the 77800503 made from and how durable is it?
A: The 77800503 is constructed from high-quality materials to ensure long-lasting performance in demanding material handling environments. It is built for reliability and consistent operation.
Q: How do I know when to replace the 77800503?
A: Replace the 77800503 if you notice reduced lift or lower speed, no hydraulic function despite power present, audible grinding or squealing from the motor, or intermittent motor operation. These symptoms indiCate potential wear or failure.
Q: What is the cross-reference for part number 77800503?
A: Part number 77800503 has a documented alternative part number 50013075. Contact our parts team to confirm equivalency and availability for your specific equipment model.
Q: What type of motor is the 77800503?
A: The 77800503 features a DC brush motor design. This type of motor is commonly used in electric material handling equipment for reliable hydraulic pump actuation.