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Electronic Development Laboratories, Inc.
Surface Sensors

Surface Sensors

Your Price: $114.00
Part Number:SS-
  • Standard Configuration:32” long thermocouple grade stranded #20 gauge wire, Teflon® insulated & twisted with Stainless Steel overbraid and Mini-plug termination.
  • Important!:The Mini-plug is our standard termination, not to be confused with a Standard Plug. Please refer to the descriptions at the bottom of this page.

Choose Options

Temperature Range
Thermocouple Type


Popular Product!

EDL’s SS Surface Sensor is the number one choice for dependable, reliable, and accurate surface temperature measurements across industries. It is a longtime favorite of the gas, pipe fusion, and utilities industries. Hand-crafted and made in America, the SS is produced from the finest materials available. This sensor is fast responding, made with a self-aligning, two coil thermocouple which is mounted in a ceramic head. Rugged and dependable, the SS style sensor was designed to measure all flat, smooth surfaces. It will consistently deliver fast response times with the highest accuracy. A high temperature SS Surface Sensor is available, and it is also offered in Straight, 45°, and 90° angled versions.

Trust EDL for consistent quality temperature measurements for industrial processes.

* Max. Temperature for T is 400 °C.
* All EDL Surface Sensors come standard with a 32” lead with Stainless Steel over-braid.
* Upon request, EDL’s Metrology Laboratory will supply your sensor and instrument complete with a report of calibration traceable to NIST. For more information contact [email protected].


Sensing Tip

0.5" diameter Teflon® two-coil type


2.5" long, 0.625" diameter Aluminum with 3 (removable) plastic extension handle


32" long thermocouple grade stranded #20-gauge wire, Teflon® insulated & twisted with Stainless Steel over-braid


± 3° C or 1% (whichever is greater)

Response Time of SS-12KM

< 1.92 seconds to 95% of reading

< 3.2 seconds to 99% of reading


Termination Options

Mini-plug (Code: M)
Mini-plug (Code: M)
Our Mini-plugs are available in any
thermocouple type, and low and high temperature configurations. Available for purchase.

Standard Plug (Code: L)
Standard Plug (Code: L)

Our standard plugs are available in low and high temperature versions to suit any application.

DRT Plug (Code: R)
DRT Plug (Code: R)

R-Style sensor tips are designed for use with the EDL HDRT Holder. For both analog and digital instruments.

BET Plug (Code: E)


BET Plug (Code: E)
E-Style sensor tips were designed for use with the EDL HBET Holder. For digital instruments.

Phono Plug (Code: P)
Phono Plug (Code: P)

The Phonoplug was designed for use with our EDL NMP Pocket-Probe® Series Analog Pyrometers.


Spade Lugs (Code: A)
Spade Lugs (Code: A)

Spade Lug Connectors are non-insulated connectors designed to take the heat in any application for any analog instrument using screw terminals.

Unterminated (Code: U)
Unterminated (Code: U)

Bare wire with ends stripped.


PVC Coil Cord w/Mini-plug (Code: C)
PVC Coil Cord w/Mini-plug (Code: C)

PVC coil cord with Mini-plug is durable and extends to 5'. Ideal for use with temperature sensors for digital instruments.

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