Modicon M221 Programmable Logic Controllers

Schneider Electric Modicon M221 Programmable Logic Controllers are available in brick or book format and require minimal installation while offering excellent versatility. M221 controllers feature an embedded Ethernet port, ensuring they can easily integrate into control system architectures for remote control and maintenance of machines using applications for tablets, smartphones, and PCs. Additionally, these controllers have embedded features such as a Modbus serial link, a USB port dedicated to programming, and simple position control functions. Schneider Modicon M221 Controllers optimize the size of wall-mounted and floor-standing control system enclosures due to their compact dimensions.

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Programmable Logic Controllers - PLCs

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Description Datasheet Availability Pricing (CAD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Number of Inputs
Number of Outputs
Mounting Style
Supply Voltage - Max
Supply Voltage - Min
Output Type
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IP Rating
Minimum Operating Temperature
Maximum Operating Temperature
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Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-40IO Tr.PNP Compact
Datasheet
3In Stock
Min.: 1
Mult.: 1
24 Input 16 Output DIN Rail Mount 28.8 V 20.4 V Transistor M221 IP20 - 10 C + 55 C 70 mm x 160 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-24IO Tr.PNP Compact
Datasheet
6In Stock
Min.: 1
Mult.: 1
14 Input 10 Output DIN Rail Mount 28.8 V 20.4 V Transistor M221 IP20 - 10 C + 55 C 70 mm x 110 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-16IO Relay Ethernet
Datasheet
4In Stock
Min.: 1
Mult.: 1
11 Input 7 Output DIN Rail Mount 240 V 100 V Relay M221 IP20 - 10 C + 55 C 70 mm x 95 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-40IO Tr.PNP Ethernet Com
Datasheet
3In Stock
Min.: 1
Mult.: 1
28.8 V 20.4 V M221 - 10 C + 55 C
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-16IO RELAY ETHERNET MOD.
Datasheet
8In Stock
Min.: 1
Mult.: 1
10 Input 8 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 70 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-40IO Relay Compact
Datasheet
1In Stock
3On Order
Min.: 1
Mult.: 1
24 Input 16 Output DIN Rail Mount 240 V 100 V Transistor M221 IP20 - 10 C + 55 C 70 mm x 160 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-16IO Tr.PNP Ethernet Com
Datasheet
3In Stock
Min.: 1
Mult.: 1
9 Input 7 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 95 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-40IO Relay Ethernet Com.
Datasheet
3In Stock
Min.: 1
Mult.: 1
28.8 V 20.4 V M221 - 10 C + 55 C
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-16IO RELAY SPRING MOD
Datasheet
2In Stock
Min.: 1
Mult.: 1
8 Input 8 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 70 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-32IO TR.PNP ETH MODULAR
Datasheet
3In Stock
Min.: 1
Mult.: 1
16 Input 16 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 70 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-16IO Tr.PNP Compact
Datasheet
1In Stock
2Expected 2026-10-19
Min.: 1
Mult.: 1
9 Input 7 Output DIN Rail Mount 28.8 V 20.4 V Transistor M221 IP20 - 10 C + 55 C 70 mm x 95 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-24IO Relay Compact
Datasheet
2In Stock
Min.: 1
Mult.: 1
14 Input 10 Output DIN Rail Mount 240 V 100 V Relay M221 IP20 - 10 C + 55 C 70 mm x 110 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-16IO RELAY ETH SPR MOD
Datasheet
1In Stock
Min.: 1
Mult.: 1
10 Input 8 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 70 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-24IO Tr.PNP Ethernet Com
Datasheet
20On Order
Min.: 1
Mult.: 1
14 Input 10 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 110 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-16IO TR.NPN
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
9 Input 9 Output DIN Rail Mount 20.8 V 20.4 V Transistor M221 IP20 - 10 C + 55 C 70 mm x 95 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-24IO TR.NPN
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
14 Input 10 Output DIN Rail Mount 28.8 V 20.4 V Transistor M221 IP20 - 10 C + 55 C 70 mm x 110 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-40IO TR.NPN
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
24 Input 16 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 160 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-16IO TR.NPN ETHERNET
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
9 Input 9 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 95 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-24IO TR.NPN ETHERNET
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
14 Input 10 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 110 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-40IO TR.NPN ETHERNET
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
28.8 V 20.4 V M221 - 10 C + 55 C
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-16IO RELAY MODULAR
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
10 Input 8 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 70 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-16IO TR.PNP MODULAR
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
8 Input 8 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 70 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-16IO TR.PNP MOD SPRING
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
10 Input 8 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 70 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-32IO TR.PNP MODULAR
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
16 Input 16 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 70 mm x 90 mm
Schneider Electric Programmable Logic Controllers - PLCs CONTROLLER M221-16IO TR.PNP ETH MODULAR
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
10 Input 8 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 70 mm x 90 mm