Omron 3G2C4-SCI21 — Programmable Controller

Part number	3G2C4-SCI21
Brand	Omron
Category	PLC Module
Description	Programmable Controller
Manufacturer	Omron
Product Type	Programmable Controller
Product Line	3G2
Part Number	3G2C4-SCI21
Power Supply Voltage	100 to 120 Volts AC
DC Power Supply Rating	24 Volts DC and 0.1 Amperes
Power Consumption	50 volt-amperes
Ambient Operating Temperature	0 to 50°C
Storage Temperature	-20 to 65°C
Protection Class	IP30
Humidity Tolerance	35 to 80% relative humidity (non-condensing)
Input Frequency	50 to 60 Hertz
Number of Inputs/Outputs	Up to 256 slots (maximum)
Number of Program Instructions	Up to 68 instructions
Programming System	Flowchart programming
Types of Mode Selector Switch	PROGRAM, MONITOR, and RUN
Dielectric Strength	1,500 Volts AC for 1 minute
Insulation Resistance	5 mega ohms at 500 Volts DC

The 3G2C4-SCI21 from Omron is a versatile programmable controller designed for efficient automation control. Operating on an AC voltage of 100 to 120 volts, it consumes 50 volt-amperes, making it suitable for various applications.

Compatibility data for this part number is being verified. Send an RFQ with your equipment model and serial — our suppliers confirm fitment before quoting.

Data compiled from 1 verified source. Last reviewed 2026-08-16.