Product Description
Hyster HY 1644784-C interface board for electric lift truck electronic control systems; direct OEM replacement for W40Z/W45Z pallet trucks, manufactured with FR4 substrate and tin-plated copper contacts, compatible with 24VDC system voltage and complete controller duty cycle.
Specifications
Electrical
| System Voltage | 24VDC nominal system voltage |
| Connector Specification | 12-pin interface; polarized header |
Material
| PCB Substrate | FR4 epoxy laminate, UL recognized |
Part Numbers
| OEM Part Number | HY 1644784-C |
| Cross-Reference Part Numbers | Supersedes HY 1644784-R; alternate forms: HY1644784-C, HY-1644784-C |
| Compatible Models | Hyster W40Z, W45Z Electric Pallet Trucks (post-09/2005 production) |
Performance
| Duty Cycle | Continuous operation, controller rated for 120 cycles/hour |
| Efficiency Rating | ≥ 85% circuit efficiency at rated load |
| Service Life | Designed for 100,000 actuation cycles minimum |
Frequently Asked Questions
Q: What is the HY 1644784-C interface board used for?
A: The HY 1644784-C is an interface board for the electronic control system in Hyster electric lift trucks. It connects the power circuit, drive motor, steering, and control inputs into a coordinated electronic control module for truck operation.
Q: Which Hyster electric pallet trucks use the HY 1644784-C board?
A: This board is a direct original equipment manufacturer replacement for Hyster W40Z and W45Z electric pallet trucks manufactured after September 2005. Earlier model year trucks may use different control boards.
Q: What are the electrical specifications for the HY 1644784-C?
A: The board operates at 24 VDC nominal system voltage and features 12-pin connector specification. It is built on FR4 substrate with tin-plated copper contacts for reliable electrical connections and durability in industrial environments.
Q: What is the part number history for the HY 1644784-C board?
A: The HY 1644784-C supersedes the earlier revision HY 1644784-R. Alternate naming conventions include HY1644784-C and HY-1644784-C. Verify the dash number when ordering to ensure you receive the correct control board revision.
Q: How long does the HY 1644784-C interface board last in service?
A: This board handles complete controller duty cycle operation and is designed for extended service life in normal warehouse duty. Failure may occur from power surges, connector corrosion, or physical damage. Check for diagnostic codes when performance issues occur.