Johnson Controls M4-SNC25151-04H — Network Controller

Part number	M4-SNC25151-04H
Brand	Johnson Controls
Category	Controller
Description	Network Controller
Manufacturer	Johnson Controls
Product Type	Network Controller
Product Line	M4 Controllers
Part Number	M4-SNC25151-04H
Transmission Speeds (Ethernet)	100 or 10 Mbps
Housing	Black Polycarbonate & ABS blend
Power Supply	24 VAC (North America), SELV (Europe)
Operating Temperature	0°C to 50°C
Non-Operating Temperature	-40°C to 70°C
Total I/O	40 onboard points (25 Inputs, 15 Outputs)
Operating Humidity	10% to 90% RH (30°C max dew point)
Maximum MSTP Devices	50 devices
Mounting	DIN rail or flat surface with screws
Power Consumption	38 VA maximum
Ethernet Ports	2 Ethernet ports

The Johnson Controls M4-SNC25151-04H is a versatile network controller for robust data transmission. It supports Ethernet speeds of 10 or 100 Mbps and has dual Ethernet ports for enhanced connectivity.

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.