SITOP
High Performance.
Focused Diagnostics.
Always Energized.
This consistent product family offers you single-phase and three-phase power supplies and suitable add-on modules for comprehensive all-round protection.
Thanks to their high reliability, the Siemens SITOP power supply units are globally recognized for their high reliability and for their coping with critical network conditions. The full range of switched-mode power supply units provides a controlled 24 V DC power supply and other input voltages. Their unique spectrum of DC UPS and add-on modules extends our power supply range to protect the 24 V supply against mains problems and problems on the DC side.
SITOP is also top-notch when it comes to efficiency, thanks to an efficiency rating of up to 95%, for example, tools to make product selection and ordering quick and easy, and comprehensive support for your design processes. And in terms of integration, complete integration in Totally Integrated Automation and the TIA Portal via PROFINET gives you unique opportunities for engineering and diagnostics.
Top integration. Top efficiency. Top reliability. SITOP
SITOP Power Supply Highlights
- Efficient and constant power supply
- Integration
- Reliability
- Permanent condition monitoring
- Fast check-up directly on the housing
- High safety level while the system is operating
- Fast, error-free wiring

Item description | Input | Output voltage | Output current | Part number |
SITOP PSU6200 12 V / 2 A | 1 phase | 12 V | 2 A | 6EP3321-7SB00-0AX0 |
SITOP PSU6200 12 V / 7 A | 1 phase | 12 V | 7 A | 6EP3323-7SB00-0AX0 |
SITOP PSU6200 12 V / 12 A | 1 phase | 12 V | 12 A | 6EP3324-7SB00-3AX0 |
SITOP PSU6200 24 V / 1,3 A | 1 phase | 24 V | 1,3 A | 6EP3331-7SB00-0AX0 |
SITOP PSU6200 24 V / 2,5 A | 1 phase | 24 V | 2,5 A | 6EP3332-7SB00-0AX0 |
SITOP PSU6200 24 V / 3,7 A | 1 phase | 24 V | 3,7 A | 6EP3333-7LB00-0AX0 |
SITOP PSU6200 24 V / 5 A | 1 phase | 24 V | 5 A | 6EP3333-7SB00-0AX0 |
SITOP PSU6200 24 V / 10 A | 1 phase | 24 V | 10 A | 6EP3334-7SB00-3AX0 |
SITOP PSU6200 24 V / 20 A | 1 phase | 24 V | 20 A | 6EP3336-7SB00-3AX0 |
SITOP PSU6200 24 V / 5 A | 3 phase | 24 V | 5 A | 6EP3433-7SB00-0AX0 |
SITOP PSU6200 24 V / 10 A | 3 phase | 24 V | 10 A | 6EP3434-7SB00-3AX0 |
SITOP PSU6200 24 V / 20 A | 3 phase | 24 V | 20 A | 6EP3436-7SB00-3AX0 |
SITOP PSU6200 48 V / 5 A | 1 phase | 48 V | 5 A | 6EP3344-7SB00-3AX0 |
Item description | Channels | Output current | Part number |
SITOP SEL1200 Selectivity module l 8 *10A | 8 | 10 A | 6EP4438-7FB00-3DX0 |
SITOP SEL1400 Selectivity module 8* 10A | 8 | 10 A | 6EP4438-7EB00-3DX0 |
SITOP SEL1200 Selectivity module 4 *10A | 4 | 10 A | 6EP4437-7FB00-3CX0 |
SITOP SEL1400 Selectivity module 4* 10A | 4 | 10 A | 6EP4437-7EB00-3CX0 |
SITOP SEL1200 Selectivity module 8 *5A | 8 | 5 A | 6EP4437-7FB00-3DX0 |
SITOP SEL1400 Selectivity module 8* 5A | 8 | 5 A | 6EP4437-7EB00-3DX0 |
SITOP RED1200 Redundancy module 2* 10A | 2 | 10 A | 6EP4346-7RB00-0AX0 |
SITOP RED1200 Redundancy module 2* 20A | 2 | 20 A | 6EP4347-7RB00-0AX0 |