Discrete Input Isolators
These devices come in 1, 2, 3, or 4 channels to allow you to spec the right device for your application.
Discrete Output Isolators
TURCK’s Discrete Output Isolators allow you to safely supply power to devices in the hazardous area.

Analog Output Isolators
The isolator requires no grounding and seamlessly restricts volatile amounts of voltage and current from entering the hazardous area.
Zener Diode Barriers
TURCK’s MZ Series safety barriers provide you with a complete line of shunt diode safety barriers for all of your special applications.
Analog Input Isolators
TURCK’s Analog Input Isolators allow you to isolate your signal and operate analog instruments in the hazardous area.
Turck Intrinsically Safe Analog Input Barriers
Turck Intrinsically Safe Analog Output Barriers
Turck Intrinsically Safe Discrete I/O Barriers
Turck Intrinsically Safe Discrete Output Barriers
Turck Intrinsically Safe Zener Diode Barriers
Turck Intrinsically Safe Remote I/O Fieldbus Systems
Remote I/O Systems
Turck's Ex-Comm system provides a remote I/O fieldbus interface for intrinsically safe applications.
Seltrol is a stocking distributor of a wide variety of industrial automation equipment. We are located in South Carolina and service SC and NC. Our inside and outside sales staff are available to assist you with your application. We provide technical - application support for all of our products.