Buy Digitus DN-PWR-SST-125 Rail mounted PSU (DIN) 5 V DC 2.4 A 12 W Content 1 pc(s)

White DIN-rail electrical module or relay device shown isolated on a white background.

Digitus industrial power supply unit with 5 VDC, 2.4 A, 12 W; shows wide input voltage range, short circuit, overvoltage, and free-air convection icons.

Digitus power supply ad with 'RELIABLE PROTECTION FOR SAFE OPERATION'; shows 12W output, stable 5V DC at 2.4A, AC input, and voltage regulation.

Digitus DIN rail mountable power supply unit on a rail, showing it fits TS-35/7.5/15 DIN rails and saves control cabinet space.

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White Digitus DIN-rail power supply module labeled V+ and V-, with adjustment dial and green terminal openings.

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9 Piece(s)

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Digitus 5V / 2.4A / 12W step-shape DIN-rail power supply (ultra-slim, class II)

Highlights & Details

Ultra slim 18 mm step shape housing – Ideal for narrow distributions and control cabinets.
5 V / 2.4 A / 12 W stable DC power supply - perfect for sensor systems, microcontrollers and IoT devices.
High efficiency of 80% – economical for continuous operation.
Wide range input 90–264 V AC / 127–370 V DC – can be used worldwide.
Adjustable output voltage 4.5–5.5 V – for application-specific fine adjustment
Comprehensive protection: Short circuit, overload and overvoltage protection.
DIN-rail mounting (TH35) – tool free, fast and conforming
Insulation Class II & Class 2/LPS – increased electrical safety in building and switching cabinet construction.
Wide temperature range –20 to +47 °C – reliable operation in demanding environments
Ideal for building automation, KNX peripherals, Smart home modules, industrial I/O, access and control technology.

Technical specifications

Output voltage 5 V DC
Output current: 2.4 A
Power output: 12 W
Voltage setting range 4.5–5.5 V
Ripple & noise: 80 MVP-p
Voltage Tolerance: ± 2 %
Line regulation: ±1 %
Load regulation: ±1 %
INPUT VOLTAGE 90–264 V AC / 127–370 VDC
Frequency range 47 - 63 Hz
INRUSH CURRENT: 25 A @ 115 V/45 A @ 230 V.
AC POWER CONSUMPTION 0.5 A @ 115 V/0.25 A @ 230 V.
Efficiency: 80%
Overload protection 110-145% (Hiccup mode, auto recovery)
Overvoltage protection (OVP) 5.75 - 6.75 V
Short circuit protection: Yes (auto-recovery)
Working temperature: -20 °C to +47 °C
Storage temperature: −40 °C to +85 °C.
Humidity: 20-90% RH (non-condensing)
MTBF 1,000,000 H (MIL-HDBK-217F)
Vibration: IEC60068-2-6 (10–500 Hz, 2G)
Operating height: Up to 5000 m.
Insulation Class II
Class 2 / LPS
UL62368-1, EN62368-1
EMC (emission/immunity): EN55032 Class B / EN61000-4-2/3/8/11/5/6/4
Insulation voltage 4 kV/AC
Dimensions 18 × 90 × 58 mm
Weight: 78 g
Mounting: DIN rail (TH35)
AC/N (terminal 3), AC/L (terminal 4) connections (input)
Connections (output): +V (1), −V (2)

Nominal input voltage: 124 - 370 V/DC

Product type: Rail mounted PSU (DIN)

Min. input voltage: 90 V AC
127 V DC

Output voltage: 5 V DC

Input voltage (max.): 264 V AC
370 V DC

Max. output current: 2.4 A

Output current (max.) - rounded: 2.4 A

: 12 W

Output type (power supply units): Adjustable

Output voltage (nominal): 5 V DC

Connection: Clamp

Dim: (L x W x H) 58 x 18 x 90 mm

Weight: 78 g

Output voltage (max.): 5.5 V

Output voltage (min.): 4.5 V

Operating temperature (max.): +47 °C

Manufacturer part #: DN-PWR-SST-125

Content: 1 pc(s)

PSU features: Adjustable voltage output

Width: 18 mm

Height: 90 mm

Length: 58 mm

: IP20

Max. temperature: 47 °C

Min. temperature: -20 °C

Type: DN-PWR-SST-125

Efficiency: 80 %

UKCA: yes

Documents & Downloads

User & Safety Instructions

User & Safety Instructions 3791048 Digitus DN-PWR-SST-125 Rail mounted PSU (DIN) 5 V DC 2.4 A 12 W Content 1 pc(s)

Description

The Digitus DN-PWR-SST-125 is an ultra-compact 5 V rail power supply with 12 W power, specially designed for modern electrical and building installations. With a width of only 18 mm, it requires minimal space in wiring closet and is suitable Ideal for applications where many low-voltage devices must be operated in narrow spaces. Thanks to the wide input voltage range of 90–264 V AC / 127–370 V DC, the power supply can be used worldwide and provides a stable 5 V DC supply up to 2.4 A. The output voltage can be set between 4.5 and 5.5 V, WAS allows perfect adaptation to microcontrollers, sensors or bus systems. Features include comprehensive protective circuits such as short-circuit, overload and surge protection. Insulation Class II, Class 2/LPS as well as their high efficiency ensure long-lasting, energy-optimized operation. With a robust temperature range from 20 to +47 °C, the DN-PWR-SST-125 is suitable for building automation, industry, Smart home systems, access solutions, control systems, IoT gateways and wherever reliable 5 V power supply is required. In industry the power supply provides reliable SPS-sub-modules, I/O-modules, RS485/RS232-communications devices, mini-PLCs or relay field modules. Ideal is also used in IoT and Edge applications such as gateways, protocol converters, edge sensors, low Power Wi-Fi/mobile telephony modules and microcontroller applications.

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Scope of delivery

1× Digitus DN-PWR-SST-125 step-shape DIN-rail power supply (5 V / 2.4 A / 12 W)
1× Quick Installation Guide (QIG)

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