MillerEdge MT21 Sensing Edge for Fire Doors

MillerEdge  MT21 Sensing Edge for Fire Doors
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If your edge size is two inches above a whole number i.e. ( 5ft, 6ft, 7ft) please round up to the next whole foot size for correct pricing. You can log the exact size in the text box below.

List Price (Members Only)
Special Note
Round up to to the next foot for correct pricing
Example: 17ft-6inches would be priced as 18ft

Product Code: MT21-BLK

MT21 Choose Monitoring Method

MT21 Choose Monitoring Method:

Miller Edge MT-21

Please select Edge Size for Pricing*:

Please Input Exact Edge Size*:

Wires coming out the Right / Left:
Wires on the Left Side
Wires on the Right Side

Please Choose Color:
Yellow w/ Black Stripe

Description Manual & Brochures
Designed for use on rolling steel fire doors with double L-angle bottom bars. Custom manufactured to required length. In case of fire the MT-21 does not release harmful fumes.
  • Length: Per specification to the nearest 1/4”
  • Sensitivity: 3psi - standard Lead
  • Wire: 24” SJTO 18 gauge - standard
  • Wire Outlet Location: specify right hand, left hand or end
  • Electrical Requirements: 24 volts, 1/2 amp AC or DC power
  • Electrical Diagram: 2-wire, N.O. configuration
  • Electrical Contact Element: Alumaglas
  • Cover: Heavy duty reinforced
  • PVC Temperature Range: -30F to +155F