Key Parameters and Compatibility: Professional-grade HY12-9-4 rocker switch, rated current 20A, rated voltage 125/250VAC, suitable for 2HP heavy-duty equipment. Employs a 4-pin DPST (double-pole single-throw) configuration for reliable control of high-power machinery
Voltage/Equipment Compatibility: A universal replacement for HY12 series 4-pin switches. Features a standard snap-on mounting design with a 22 mm × 30.2 mm panel opening, compatible with various brands of table saws, drilling machines, and grinding machines
Application Scenarios and Troubleshooting: Quickly restores power to equipment; this switch can restore normal operation to woodworking tools that have experienced power outages or failed startup. It uses standard 6.3 × 0.8 mm terminals for direct connection
Durability and Protection: Designed for industrial environments, with an IP55 protection rating, providing effective dust and moisture protection¹⁵ after installation. This switch is certified for a mechanical life of up to 50,000 cycles (5E⁴), ensuring long-term stable operation in busy workshop environments
Professional Guarantee and Value: This affordable two-piece switch set allows you to replace a faulty switch and has a spare to prevent future downtime
Description
Is your workshop machinery struggling to stay powered? A worn-out switch is a common cause of tool failure and safety hazards. Replace your old power button with our high-performance HY12-9-4 rocker switch to restore the reliability and safety of your woodworking or industrial equipment.
Technical specifications:
Model Number: HY12-9-4 18
Electrical Rating: 20A 125/250V~, 2HP 125/250V~ 1919191919
Circuit Type: DPST (Double Pole Single Throw) 20
Protection Level: IP55 (Waterproof & Dustproof after installation) 21
Operating Life: 50,000 Cycles (5E4) 22
Panel Cutout Size: $22mm \times 30.2mm$ 23232323
Q: Will this switch fit my table saw?
A: If your current switch uses a 4-pin connection and fits a standard $22 \times 30$ mm rectangular opening, this HY12-9-4 model is the perfect high-capacity replacement.
Q: Can it handle heavy motor loads?
A: Yes, it is specifically rated for 2HP (Horsepower) applications, making it ideal for large motors found in woodworking machinery and industrial tools242424