Siemens 6EP1332-1SH21 | SITOP Power 4 Industrial Power Supply

Product Description

The Siemens 6EP1332-1SH21 is a stabilized industrial power supply from the trusted SITOP Power 4 series.
This model delivers a regulated 24 V DC output and supports continuous operation at currents up to 4 amperes.
Moreover, Siemens designed this power supply for automation systems requiring consistent voltage under fluctuating mains conditions.
Its universal input range allows deployment across global installations without modifying upstream electrical infrastructure.
Therefore, the unit remains a practical solution for maintaining legacy Siemens automation platforms worldwide.

Although Siemens discontinued this model in July 2001, it remains installed in many control cabinets.
In addition, it is frequently selected for system maintenance, repair, and direct replacement applications.

Technical Data / Specifications

• Manufacturer: Siemens

• Part Number: 6EP1332-1SH21

• Series: SITOP Power 4

• Product Type: Stabilized Industrial Power Supply

• Input Voltage (AC): 93 … 265 V AC

• Input Voltage (DC): 110 … 350 V DC

• Line Frequency: 47 … 63 Hz

• Output Voltage: 24 V DC

• Output Current: 4 A

• Rated Output Power: 96 W

• Efficiency:  83–85 %

• Mains Buffering Time: ≥ 20 ms at rated load

• Switch-On Current Limiting: Max. 33 A at 25 °C

• Protection Functions: Overload, short circuit, thermal protection

• Mounting Method: DIN rail or panel mounting

• Operating Temperature: 0 … +60 °C

• Storage Temperature: -40 … +70 °C

• Relative Humidity: 5 … 95 % non-condensing

• Weight: 1.04 lbs (0.47 kg)

• Lifecycle Status: Discontinued by manufacturer

• Warranty: Factory warranty may not apply; third-party warranty may be available

FAQ

What is the primary function of the Siemens 6EP1332-1SH21?
It provides stabilized 24 V DC power for industrial automation and control equipment.

Is this power supply still manufactured by Siemens?
No, Siemens discontinued production in July 2001.

Can it be used with modern Siemens PLC systems?
It is best suited for legacy systems but can power compatible 24 V DC devices.

Does it support worldwide input voltages?
Yes, the wide input range supports global AC and DC supply standards.

Is DIN rail mounting supported?
Yes, it supports both DIN rail and panel mounting configurations.