Siemens 6ES7307-1BA01-0AA0 Regulated Power Supply

The Siemens 6ES7307-1BA01-0AA0 provides a reliable 24V DC energy source for SIMATIC S7-300 systems. This regulated load power supply specifically supports the central processor and local I/O modules. It converts standard single-phase AC voltages into clean direct current for sensitive electronics. Furthermore, the unit features an automatic range switching function for 120V and 230V inputs. This capability simplifies global deployment across various electrical grids. The power supply maintains a steady output even during significant input voltage fluctuations. It acts as the primary electrical foundation for high-performance industrial control cabinets.

Precision Engineering and Protection

This PS 307 module delivers a continuous 2A output current with exceptional stability. It limits the total voltage tolerance to within 3% to protect connected components. Additionally, an integrated soft-start feature effectively prevents harmful voltage peaks during the power-up phase. The unit also offers a 20ms mains buffering time to bridge brief power failures. Consequently, the controller can maintain data integrity during minor electrical disturbances. A prominent green LED on the front panel provides instant status confirmation. The module design prioritizes long-term durability in demanding manufacturing environments.

Seamless S7-300 System Integration

The physical design of the 6ES7307-1BA01-0AA0 matches the S7-300 module format perfectly. It mounts directly onto the standard S7 rail without requiring extra tools. Because of its narrow 40mm width, it maximizes available space within the enclosure. The unit utilizes convection cooling to manage heat without internal fans. Moreover, the power supply includes built-in protection against short circuits and overloads. This ensures the safety of the entire PLC rack during field wiring faults. It remains a standard choice for process automation and machinery control worldwide.

Technical Specifications