Siemens 6EP1337-3BA00 SITOP PSU300M 24VDC 40A Power Supply
The Siemens 6EP1337-3BA00 SITOP PSU300M delivers reliable 24VDC power for industrial automation systems. Designed for demanding environments, this 40A power supply ensures stable voltage regulation for PLCs, sensors, motor controllers, and other critical equipment. Its rugged construction withstands voltage fluctuations and electrical noise, providing uninterrupted operation in manufacturing plants, process control systems, and machinery applications.
| Parameter | Specification |
|---|---|
| Brand | Siemens |
| Output | 24VDC @ 40A (960W) |
| Input Voltage | 120-230V AC (auto-ranging) |
| Efficiency | >93% |
| Dimensions (W×H×D) | 145 × 125 × 124 mm |
| Weight | 1.8 kg |
| Protection Class | IP20 |

Typical Applications & Compatibility
Ideal for powering Siemens S7-1500 PLC racks, ET200SP distributed I/O systems, HMI panels, and drive controllers. Commonly paired with SIMATIC automation components and compatible with SITOP buffer modules (e.g., 6EP1931-2DC42) for backup power. Used in automotive assembly lines, packaging machinery, material handling systems, and energy distribution applications where stable DC power is critical.
About Vertex Industrial
Vertex Industrial sources globally from warehouses and manufacturers to provide new surplus and refurbished industrial automation hardware. We specialize in Siemens, Rockwell, Honeywell, and other leading brands. All products include:
- 1-year performance warranty
- Pre-sale technical verification
- Same-day shipping on in-stock items
- Custom sourcing for discontinued models
Contact us for pricing and availability: WhatsApp Support or anikaqx@gmail.com

















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