Tension Device
Tension Device
Tension Device
Tension Device
Tension Device

Tension Device


This non-proprietary tension device (sometimes known as idler sheave, tension sheave, tail sheave) is for use with Delco's non-proprietary elevator governors.

The Delco tail sheave/tension device is a swing arm type, the weight is cast iron.

Delco Elevator Tension Device Specifications

  • Type: Swing arm
  • Wheel Diameter: 12" (300mm)
  • Rope Size: 3/8" (10mm)
  • Tension Force: 450N
  • Travel Height: Up to 390' (120M)
  • Weight material: Cast Iron
  • Shipping Weight: 85 lbs (38.5 kg)

Downloadable and printable elevator tension device datasheet and installation guide

Tension Device Dimensions Datasheet (PDF)

Tension Device Manual (PDF)

Downloadable and printable Delco Elevator Governors product line brochure

Delco Governors Product Line (PDF)

We welcome your questions

The elevator tension device is an important elevator component. The speed and model must be selected for your specific elevator modernization. Please ask Delco's knowledgeable customer service for assistance.

In stock in the United States and in Canada

The Delco elevator tension device is in stock and available for quick shipping, with 24-hour order fulfillment and shipping from either Vancouver, BC or Ferndale, WA.

Delco SKU C-12-4000