6AG1212-1HE40-2XB0 - Siemens S7-1200 CPU 1212C DC DC

The Siemens S7-1200 CPU 1212C DC DC 6AG1212-1HE40-2XB0 is a rugged, industrial-grade PLC from the SIPLUS series, built to perform in extreme operating conditions. Designed by Siemens, this CPU 1212C DC/DC/Relay variant features conformal coating and extended temperature support, making it a reliable solution for critical automation applications in harsh environments.

The 6AG1212-1HE40-2XB0 is a robust SIPLUS S7-1200 model based on the proven 6ES7212-1HE40-0XB0, enhanced with protective conformal coating and wide environmental tolerances. Capable of operating from -40°C to +70°C with reliable startup at -25°C, this PLC is engineered for dependable performance in outdoor, dusty, or high-vibration conditions. The unit includes 8 digital inputs (24 V DC), 6 relay outputs rated at 2 A, and 2 analog inputs (0–10 V DC), making it suitable for mixed-signal control tasks. Powered by a stable DC supply range of 20.4–28.8 V, it delivers consistent performance even under voltage fluctuations. With 75 KB of program/data memory, it handles mid-level automation processes with ease. The PLC’s compact size—just 10.00 x 10.50 x 8.30 cm and 0.340 kg—makes it ideal for control panels with space constraints. Listed under PM300: Active Product Lifecycle, the 6AG1212-1HE40-2XB0 is supported with ongoing firmware, documentation, and Siemens global service coverage.

Applications of Siemens PLC 6AG1212-1HE40-2XB0

The Siemens S7-1200 CPU 1212C DC DC 6AG1212-1HE40-2XB0 is designed for demanding use cases where environmental challenges such as extreme cold, heat, dust, or vibration make standard PLCs unreliable. It’s commonly used in transportation systems, mining sites, power plants, and outdoor equipment control panels, where conformal coating and wide temperature resilience are essential for uninterrupted performance. Relay outputs allow direct control of high-power devices such as pumps, motors, and alarm circuits without the need for additional hardware. The integrated analog inputs are ideal for process feedback applications such as level monitoring, flow measurement, and temperature sensing. Engineers benefit from easy configuration and diagnostics via the TIA Portal, while field technicians value its dependable start-up in extreme conditions. For businesses operating in mission-critical environments, the 6AG1212-1HE40-2XB0 offers the ideal balance of durability, functionality, and long-term Siemens ecosystem support.