WAGO 787-736 24VDC 40A Eco Switched-Mode Power Supply

Technical Overview

Robust 960W 24VDC 40A DIN-rail power supply with Push-in CAGE CLAMP, IP20, and wide input range for industrial use.

Key Features

Single-phase operation.
Nominal output power of 960W.
Output current 40A at 24VDC.
Integrated Push-in CAGE CLAMP® connection technology for fast, tool-free and maintenance-free wiring.
Robust and space-saving design for high power density.
Onboard green "DC OK" status LED and red "Overload" indicator, with bounce-free optocoupler contact for remote monitoring.
Parallel operation capable.
Short-circuit protected and open-circuit proof.
Wide input voltage range (90-264 VAC / 130-373 VDC).
DIN-rail mountable.
Active Power Factor Correction (PFC).
Adjustable output voltage (22-28VDC).
Electrically isolated output voltage (SELV/PELV).

Technical Specification Matrix

Parameter	Value
Input Voltage Range (AC)	90-264 VAC
Input Voltage Range (DC)	130-373 VDC
Nominal Input Voltage (AC)	1 x AC 100...240 V
Nominal Mains Frequency Range	47...63 Hz; 0 Hz
Nominal Output Voltage	24 VDC (SELV)
Output Voltage Range (Adjustable)	DC 22...28 V
Nominal Output Current	40 A (24 VDC)
Nominal Output Power	960 W
Number of Outputs	1
Efficiency (typ.)	0.9
Residual Ripple	≤ 100 mV (peak-to-peak)
Overload Behavior	Constant power (in overload range: 1.15...1.4 x Io nom); Shutdown and automatic restart in the event of a short circuit
Protection Type (IP Rating)	IP20 (per EN 60529)
Operating Temperature	-25...+70 °C
Storage Temperature	-40...+85 °C
Relative Humidity	95% (no condensation permissible)
Mounting Type	DIN-35 rail
Input/Signaling Connection Technology	Push-in CAGE CLAMP® (WAGO 2706 Series)
Input/Signaling Conductor Range (Solid)	0.5…6 mm² / 20…10 AWG
Input/Signaling Conductor Range (Fine-stranded)	0.5…6 mm² / 20…10 AWG
Input/Signaling Strip Length	11…12 mm / 0.43…0.47 inches
Output Connection Technology	Push-in CAGE CLAMP® (WAGO 2716 Series)
Output Conductor Range (Solid)	1.5…16 mm² / 16…6 AWG
Output Conductor Range (Fine-stranded)	1.5…16 mm² / 16…6 AWG
Output Strip Length	12…13 mm / 0.47…0.51 inches
Physical Weight (kg)	4.189
Dimensions L x W x H (cm)	15 x 17 x 13.6

Industrial Applications

1. Industrial Automation Control Panels

Powering various control devices, PLCs, HMI panels, and sensors within industrial control cabinets. The 960W output at 24VDC and 40A provides ample power for numerous components.

Problem Solved

Ensures a stable and reliable 24VDC supply for critical automation components, preventing unexpected shutdowns due to power fluctuations or insufficient current. The DIN-rail mounting simplifies installation in standard control enclosures.

PLC systemsHMIsensorsactuatorscontrol cabinetDIN rail24VDCstable power

2. Factory LED Lighting Systems

Supplying consistent 24VDC power to high-power LED lighting arrays used in factory floors, warehouses, or assembly lines where bright, reliable illumination is crucial.

Problem Solved

Provides a single, high-capacity 24VDC source for extensive LED lighting installations, reducing the complexity of multiple smaller power supplies. The robust design (IP20, operating temperature -25...+70°C) suits industrial environments.

LED arraysindustrial lighting24VDChigh powerenergy efficiencyfactory illumination

3. Process Instrumentation and Monitoring Systems

Powering sensitive instrumentation, data acquisition units, and monitoring equipment in process control applications (e.g., chemical plants, water treatment facilities) that rely on 24VDC for their operation.

Problem Solved

Delivers a clean, regulated 24VDC power supply with low residual ripple (≤ 100 mV peak-to-peak), crucial for the accurate operation of sensitive measurement and control instruments. The CAGE CLAMP connections offer vibration-resistant reliability in harsh environments.

SCADADCSsensorstransducersdata acquisitionprocess control24VDClow ripple