Product Description
Hyster HY 0355434 seat switch—OEM and aftermarket direct replacement for electric lift truck safety circuit interlock. Includes cross-references to equivalent part numbers for Hyster, Yale, Jungheinrich, Linde, Nissan, Toyota. Compatible with 12VDC and 24VDC systems, featuring a high-impact thermoplastic body and copper alloy contacts. Designed for continuous duty seat occupancy detection with standard dimensions for OE interchange.
Specifications
Electrical
| Switch Voltage | Rated for 12VDC and 24VDC lift truck electrical systems |
| Connector Type | 2-pin faston or spade terminal |
Material
| Mounting Plate Material | Stamped steel plate to Hyster OE specification |
Part Numbers
| OEM Part Number | HY 0355434 |
| Manufacturer Part Number | HY 0355434 |
| Cross-Reference Part Numbers | HY1345827, HY1354116, HY1367809, HY1367810, HY3054739, HY355434, Jungheinrich JU0763597, JU1406238, JU14062380, JU27635970, JU50009995, JU50209812, JU6126243, JU61262430, Linde LILA1069809-001, LIL0394302005, LIL3244331001, LIL3244331011, LI0394302005, LI3244331001, LI3244331011, Nissan NIS0322-56NNN, Toyota TY00591-32846-81, TY00591-58467-81, Yale YT440065912, YT504235205, YT505959596, YT505974567, YT518794679 |
| Supersedes/Replaces | Supersedes HY1345827, HY1354116, HY1367809, HY1367810, HY3054739, HY355434 |
| Equivalent/Interchange Part Numbers | Jungheinrich JU0763597, JU1406238, Toyota TY00591-32846-81, Yale YT440065912, Linde LILA1069809-001, Nissan NIS0322-56NNN |
Performance
| Expected Mechanical Life | Rated for 500,000 cycles minimum at full load |
| Electrical Life | Rated for 100,000 cycles at rated load |
Frequently Asked Questions
Q: What is the HY 0355434 and what does it do?
A: The HY 0355434 is an OEM seat switch that functions as a safety circuit interlock for electric lift trucks. It detects operator seat occupancy and is part of the lift trucks safety and control system.
Q: What voltage systems is the HY 0355434 compatible with?
A: The HY 0355434 is compatible with both 12VDC and 24VDC electrical systems commonly found in electric lift trucks. Verify your equipment voltage before ordering.
Q: What materials are used in the HY 0355434 construction?
A: The HY 0355434 features a high-impact thermoplastic body and copper alloy contacts. These materials provide durability and reliable electrical conductivity in continuous duty seat occupancy detection.
Q: What are the cross-reference part numbers for the HY 0355434?
A: Hyster cross-references include HY1345827, HY1354116, HY1367809, HY1367810, HY3054739, and HY355434. Equivalent parts are available from Jungheinrich (JU0763597, JU1406238, JU14062380, JU27635970, JU50009995, JU50209812, JU6126243, JU61262430) and Linde (LILA1069809-001, LIL039430).
Q: Can the HY 0355434 be used as a direct replacement in other lift truck brands?
A: Yes. The HY 0355434 serves as an OEM and aftermarket direct replacement for Hyster, Yale, Jungheinrich, Linde, Nissan, and Toyota lift trucks. Verify mounting dimensions and electrical compatibility with your specific model.
Q: How long does the HY 0355434 seat switch last?
A: Seat switches typically last several years under normal continuous duty operation. Replace if the switch fails to detect occupancy, shows electrical resistance issues, or develops physical damage to contacts or body.