Skip to product information
1 of 4

Multi-lift Use

Phase One Yale Fire Service Key Switch #3502 - Three Position

Phase One Yale Fire Service Key Switch #3502 - Three Position

Regular price $406.95 USD
Regular price Sale price $406.95 USD
Sale Special Order
Shipping calculated at checkout.

🔄 Backorder Available
This item is available for backorder. Estimated lead time is 8 to 14 business days. We’ll send an update once your order is confirmed and provide tracking when it ships.

LPP Part Number: KS.FP1.3502

Condition: New

This Phase 1 Fire Service key switch is designed for elevator emergency recall systems and is specifically keyed to Yale #3502, meeting requirements in jurisdictions where this keying standard is mandated.

The three-position configuration supports typical OFF, ON, and BYPASS functions depending on system design. Constructed with a bright nickel finish for durability and corrosion resistance, this unit includes two matching keys and is suitable for commercial and institutional elevator applications requiring reliable fire service control integration.

  • Keyed to Yale #3502 standard
  • Three-position maintained switch
  • Two keys included
  • Mounting hole: Double D, 0.758" x 0.885"
  • Contact rating: 10A @ 115 VAC or 10A @ 277 VAC
  • Finish: Bright nickel
  • UL listed
  • Designed for Phase 1 fire service elevator recall

This component should be installed and serviced by qualified personnel to ensure proper integration and compliance with applicable codes and safety standards.

View full details