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GE 8121-DI-DC Controller of the power module

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Product details

Brand: GE 
Product Keywords:8121-DI-DC
Condition :100% Original
Package :100% Original Package
Warranty :1 Year
Shipping by: DHLUPSFedexTNT

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Changxin Import and Export Co., Ltd

Main products: PLC, DCS system spare parts modules, controllers,

Touch screen, robot system, large servo control system

One stop procurement, with wide channels and excellent prices, sufficient inventory, and comprehensive

Logistics, always meeting your needs. Welcome to inquire 


Overview of the 8121-DI-DC module

The 8121-DI-DC module is a digital input module manufactured by GE with high precision, high stability and high reliability. The module is mainly used to receive digital signals, especially switching state (ON/OFF) or logically high/low signals. The following is specific information about the module:

1. Main functions

Digital input: The 8121-DI-DC module is mainly used to receive digital signals and can monitor multiple input sources at the same time.
Isolation function: Some modules have input isolation function to prevent external interference affecting the module and system.
2. Technical parameters

Number of channels: This module usually has multiple input channels, and the specific number varies by product model.
Power supply voltage: GE 8121-DI-DC modules usually require an external power supply, and the voltage range may vary by model.
Communication interface: The module usually supports a communication interface for data exchange and communication with the control system or the upper computer.
Alarm and status indication: Modules usually have an alarm function that can detect the status of the input signal and generate alarms or notifications when needed.
Programmability: Some modules have programmable features that allow users to configure input channels according to specific application requirements.

.Application field

The 8121-DI-DC module is widely used in industrial control, automated manufacturing, building automation, monitoring and data acquisition. Its high precision and high reliability make it stable and reliable operation in various industrial environments and mechanical equipment.

Our Services


1.Large inventory:Our warehouse is capable of holding up to 60,000 pallet spare parts.

2.We have a large inventory of spare parts for industrial control systems. Manufacturers cover a wide range and also work with a wide range of suppliers.


1.Our customer support team is always on call to help you with any form of consultation.

2.We offer lots of options to our customers and our sales team offer a 7/24 fast service in order to ensure the satisfaction of our customers!

↪Before-sales Services

1.24-hours online service is available here. Once you have any questions, just contact us and our professional staff will reply very quickly.Email,Skype,Whatsapp or Online Message are acceptable.

2.Market information also will be provided. the market information will be offered as long as you need.

↪On-purchase Services

1.The information of goods that we provided is fully presented including product details,pictures, delivery and so on;

2.All your problems or worries will be solved quickly by our sales. It is worth noting that the prices of our are quiteandnegotiable.

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