Product Specifications:
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Brand: Siemens
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Series: SIMATIC S5
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Model Number: 6ES5 421-8MA12
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Type: Digital Input Module
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Number of Inputs: 16 digital inputs
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Input Voltage: 24V DC
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Mounting: Rack-mountable (S5 rack system)
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Packaging: Original Siemens box
Key Features:
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16-channel digital input for flexible signal handling
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Designed for 24V DC field signal compatibility
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Reliable performance in industrial automation environments
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Easy integration into existing Siemens S5 systems
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New in box for optimal inventory or replacement use
Applications:
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Factory automation and production control
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Input signal acquisition from sensors, pushbuttons, and limit switches
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Integration with legacy S5 PLC systems
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Machinery and equipment control retrofits
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Industrial process monitoring and automation panels
Alternative model numbers include: 6ES5421-8MA12, SIEMENS S5 421-8MA12, 421-8MA12 INPUT MODULE, SIMATIC 6ES5-421-8MA12, SIEMENS 421-8MA12
Common misspellings include: 6ES542I-8MA12, SIEMANS 6ES5 421-8MA12, 6ES5 42I-8MA12, SIMENS 6ES5 4218MA12, SIEMENS 6ES5 421-8MAl2
