JK806AA-JAC JK803YL Waterproof Combination Switch for JAC Forklift

The JK806AA-JAC is an IP65-rated waterproof multi-function combination switch assembly purpose-built for JAC CPCD and CPD series diesel, LPG, and electric counterbalance forklifts from 1T to 10T capacity, with full cross-compatibility to JK803YL-equipped JAC models. This left-hand steering column stalk consolidates four operator controls into a single unit: turn signal control (up for right, down for left with auto-cancelling detent), headlight low/high beam toggle switching, horn activation via push-to-honk stalk end button, and windshield wiper intermittent and continuous operation. The IP65 sealed housing is the critical differentiator from non-sealed JK-series switches that fail predictably within 12-18 months of pressure-washing exposure — water and detergent ingress through the stalk boot corrodes the copper-alloy contact tracks, causing turn signals that flash erratically or headlights that flicker between high and low beam while driving, a safety-critical failure mode that can startle other warehouse personnel and cause collision avoidance errors.

Internal contacts are fabricated from silver-cadmium oxide (AgCdO) alloy — the industry-standard material for switching applications where contact arcing is unavoidable due to inductive loads from relay coils and solenoid valves in the forklift electrical system. The self-centering turn signal mechanism uses a spring-loaded detent plate with hardened steel ball bearings that provide the positive tactile feedback operators rely on to confirm signal activation without looking down at the stalk. The multi-pin weatherproof connector on the switch body accepts the JAC factory wiring harness directly without adapter leads or terminal pin reconfiguration, making this a plug-and-play replacement that can be completed in under 15 minutes. Forklift directional switch category.

Technical Specifications

• Model: JK806AA-JAC, JK803YL cross-compatible
• Type: Multi-function combination switch, left-hand stalk
• Functions: Turn signal (auto-cancel), headlight hi/lo, horn, wiper
• Protection: IP65 dust-tight and water-jet resistant
• Contacts: Silver-cadmium oxide (AgCdO), arc-resistant
• Turn Signal Mechanism: Self-centering spring detent with steel ball bearings
• Connector: Multi-pin weatherproof, JAC OEM harness compatible
• Mounting: Steering column clamp, M8 hardware
• Fitment: JAC CPCD/CPD series 1T-10T diesel/LPG/electric

Compatible JAC Forklift Models

Each JK806AA-JAC ships with the stalk in the neutral (centered) position. After installation, cycle all four functions before reattaching the steering column cover: the turn signals must auto-cancel when the steering wheel is rotated back to center, the headlights must toggle cleanly between high and low without flickering in the intermediate position, the horn must sound with less than 2mm of stalk-end travel, and the wiper must cycle through its speed settings without stalling. If the turn signals hyper-flash or fail to auto-cancel, do not disassemble the switch — the detent spring preload is factory-calibrated and cannot be adjusted in the field; replace the assembly. Baldwin Filters. Worldwide shipping from Kingstream.