Roller‑Lever Snap Limit Switch Replacement for Harmar/Summit Stairlifts & Dumbwaiters

Premium roller‑lever snap limit switch rated 15 A, 250 VAC/125 VDC, direct replacement for OEM #16014 in Harmar/Summit stairlifts, VPLs, and dumbwaiters.

This robust limit switch is designed to replace the OEM #16014 in Harmar Ascent 100 lb dumbwaiters, Summit stairlifts, VPLs, and similar lift equipment. It features a heavy duty roller‑lever actuator and SPDT (single pole, double throw) contacts, ensuring reliable on/off operation as lift components reach the end of travel. The housing is made of rugged, heat‑resisting resin capable of withstanding demanding environmental conditions. With a high current rating and durable mechanical life, this switch is meant for parts‑savvy customers seeking exact functional replacement rather than cosmetic duplicate.

Specifications:

• Contact configuration: SPDT (both normally open & normally closed)
• Actuator type: Hinge roller lever
• Maximum current rating: 15 A (resistive load)
• Voltage ratings: ~250 VAC; also suitable for certain DC usage (check wiring & safety standards)
• Operating temperature range: approx. ‑25 °C to +80 °C
• Housing material: thermosetting resin for durability and heat resistance
• Mounting style: screw‑mount (standard mounting hole layout compatible with OEM #16014 footprint)
• Mechanical life expectancy: ~500,000 cycles
• Length: 49.2 mm
• Width: 17.5 mm
• Height (depth): 24.2 mm

This switch is supplied as a replacement component for compatible lifts and stairlifts. Installation should be carried out by qualified personnel to maintain safety and to ensure that all electrical connections meet the lift manufacturer’s specifications. Correct installation preserves safe operation and compliance with applicable codes.