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Products > Telephony > Extension Ringers > TELS TelCom® Telephone Extension Ringer Device
TELS TelCom® Telephone Extension Ringer Device
- Available in 120VAC
- Strobe signals incoming calls
- Activated by ringing voltage (analog telephone only)
- Type 1 enclosure
- CSA Certified
- FCC Approved
- UL Listed for indoor use

Federal Signal's TELS Extension Ringer Device is a compact strobe light which is activated by the ringing signal of a telephone system. The TELS is specifically designed for use with an analog telephone. The ringing signal of 40-150VAC, 16-60Hz and local 120VAC power is all that is required to activate a TelCom® signal.
The TelCom device is intended to be mounted on a vertical surface such as a rigid wall or post. TelCom has a three-conductor, six-foot, 120VAC power cord extending from the unit. Connecting the TelCom device to the telephone network is accomplished by running a modular telephone line cord (RJ11) to an existing jack or a duplex jack (customer supplied) into an existing modular jack. The TELS is designed with a durable zinc die-cast housing painted with gray powder coat enamel, and features an internal solid-state relay.
This visual signaling device features a three-dimensional triangular strobe light with the word "PHONE" on each visible surface. The strobe flashes when the telephone rings.
Models
Part # |
Description |
Shipping Weight |
Net Weight |
|
TELS-120 |
TelCom™ strobe, 120VAC |
2.2 lbs. |
1.6 lbs. |
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Accessories
Part # |
Description |
Ship Weight |
|
NOT APPLICABLE |
Replacement Parts
Description |
Part # |
|
NO PARTS FOUND |
Agency
Listed By Underwriter's Laboratory (ULus) |
Signal appliances, miscellaneous |
UEHX_E94581.pdf |
Diagrams

Specifications
Voltage |
120VAC |
Mount |
Surface |
Operating Current |
0.06 Amps |
Operating Temperature Min. |
32 F |
Operating Temperature Max. |
112 F |
Ringing Signal |
90VAC, 20Hz |
Ring Detection |
15.8 - 60Hz, 40-150VAC |
Humidity Range |
0 - 85% R.H. Noncondensing (Storage and Operating) |
FCC Ringer Equivalence |
1.0B |
Enclosure Rating |
Type 1 |
Height |
5.1 IN |
Width |
4.53 IN |
Depth |
4.1 IN |