Wago Pro 2 Power Supply 24V 10A

USD 327.77

24 VDC, 10 A DIN-rail PSU with TopBoost/PowerBoost, configurable overload behavior, and communication-capable monitoring.

SKU Wago-2787-2146 Category
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Wago Pro 2 Power Supply 24V 10A

Model Identifier 2787-2146
Official Part Number 2787-2146
GTIN Standard 4066966861204

Technical Overview

24 VDC, 10 A DIN-rail PSU with TopBoost/PowerBoost, configurable overload behavior, and communication-capable monitoring.

Key Features

  • Single-phase input from 100 to 240 VAC
  • Adjustable 24 to 28 VDC output
  • Nominal output current 10 A
  • Nominal output power 240 W
  • TopBoost and PowerBoost overload functions
  • Configurable digital signal input and output
  • Optical status indication for DC OK, load, warning, and error states
  • Communication via USB and optional IO-Link, EtherNet/IP, Modbus TCP, or Modbus RTU modules
  • Suitable for parallel and series operation
  • Natural convection cooling when horizontally mounted
  • Pluggable CAGE CLAMP connection technology
  • SELV/PELV electrically isolated output
  • Marker slot for WAGO marking cards and strips

TopBoost and PowerBoost with configurable overload behavior, plus communication-ready monitoring and configuration.

Technical Specification Matrix

ParameterValue
Input phases1
Nominal input voltage1 x 100 … 240 VAC
Input voltage range1 x 90 … 264 VAC
Nominal mains frequency range50 … 60 Hz
Input current≤ 1.2 A (240 VAC; nominal load); ≤ 2.7 A (100 VAC; nominal load)
Inrush current≤ 11 A (after 1 ms)
Power factor correction (PFC)Active
Mains failure hold-up time≥ 25 ms (230 VAC)
Nominal output voltage24 VDC (SELV)
Output voltage range24 … 28 VDC (adjustable)
Default setting24 VDC
Nominal output current10 A (24 VDC)
Nominal output power240 W
Deviation≤ 1 %
Residual ripple≤ 70 mV (peak-to-peak)
Current limitation1.1 x Io nom (typ.)
PowerBoost15 ADC (5 s)
TopBoostUp to 600 %
SignalingOptical status indication (DC OK; load; warning and error states)
Digital I/ODigital signal input and output (DI/DO)
CommunicationsUSB (750-923 Communication Cable)
CommunicationsEtherNet/IPTM (2789-9023 Communication Module)
CommunicationsIO-Link (2789-9080 Communication Module)
CommunicationsModbus RTU (Communication Module 2789-9015)
CommunicationsModbus TCP (Communication Module 2789-9052)
Power loss≤ 1 W (standby); ≤ 2.2 W (no load); ≤ 12 W (230 VAC; nominal load)
Efficiency (typ.)95.2 % (230 VAC; 10 A; 25 °C)
Internal fuseT 6.3 A / 250 VAC
Backup fuse (recommended)16 A (for USA/Canada: 15 A)
Isolation voltage (pri.-sec., AC)3510 V
Isolation voltage (pri.-PE, AC)2200 V
Isolation voltage (sec.-PE)0.5 kVDC
Isolation voltage (sec.-signal)0.5 kVDC
Protection classI
Protection typeIP20; per EN 60529
Resistance to reverse feed≤ 35 VDC
Overvoltage categoryIII (≤ 2000 m a.s.l.); II (> 2000 m a.s.l.)
Pollution degree2
Transient suppression (primary)Yes
Overvoltage protection; secondaryInternal protective circuit ≤ 35 VDC (in the event of a fault)
Short-circuit-protectedYes
Open-circuit-proofYes
Parallel operationYes
Series operationYes
MTBF> 1,200,000 h (per IEC 61709)
Connection technologyCAGE CLAMP®
WAGO connectorWAGO 721 Series
Solid conductor0.08 … 2.5 mm² / 28 … 12 AWG
Fine-stranded conductor0.08 … 2.5 mm² / 28 … 12 AWG
Fine-stranded conductor; with insulated ferrule0.25 … 1.5 mm² / 20 … 16 AWG
Fine-stranded conductor; with uninsulated ferrule0.25 … 2.5 mm² / 20 … 14 AWG
Strip length8 … 9 mm / 0.31 … 0.35 inches
Width50 mm / 1.969 inches
Height130 mm / 5.118 inches
Depth from upper-edge of DIN-rail130 mm / 5.118 inches
Height with connector166 mm
Mounting typeDIN-35 rail
Fire load0.3 MJ
Weight1063.3 g
Ambient temperature (operation)-25 … +70 °C (Device starts at -40 °C (type-tested))
Ambient temperature (storage)-40 … +85 °C
Relative humidity5 … 96 % (no condensation permissible)
Derating-3 %/K (> 55 °C and Ui < 230 VAC); -3 %/K (> 60 °C and Ui ≥ 230 VAC)
Climatic category3K3 (per EN 60721)
Operating altitude (max.)5000 m
Conformity markingCE
Standards/specificationsEN 61010-1; EN 61010-2-201; EN 61204-3; UL 61010-1; UL 61010-2-201; SEMI F47; UL 121201 (HazLoc)
PU (SPU)1 pcs
Packaging typeBox
Country of originIN
Customs tariff number85044083900
UNSPSC39121004
ETIM 9.0EC002540
ETIM 10.0EC002540
ECCNNO US CLASSIFICATION
Physical Weight (kg)1.06
Dimensions L x W x H (cm)13 x 5 x 13

Industrial Applications

1. Distributed 24 VDC control power for industrial panels

Feeds PLCs, relays, sensors, and HMI loads from a 100–240 VAC single-phase source with regulated 24 VDC and 10 A capacity.

Problem Solved

Provides a compact DIN-rail DC supply with SELV/PELV isolation and low ripple for stable control-voltage distribution.

24 VDC10 ASELVDIN-35 railIP20low ripple

2. High-inrush load support in automation cabinets

Handles startup surges through TopBoost and PowerBoost while maintaining output stability for capacitive or transient-heavy loads.

Problem Solved

Reduces nuisance trips and improves startup reliability for automation circuits with demanding inrush behavior.

TopBoostPowerBoostoverload behaviorcurrent limitationparallel operation

3. Networked power monitoring in machine control systems

Supports remote configuration and status monitoring through USB and optional IO-Link/EtherNet/IP/Modbus modules for maintenance-visible power management.

Problem Solved

Adds diagnosable, communication-ready power distribution to reduce downtime and improve service visibility.

USBIO-LinkEtherNet/IPModbus TCPModbus RTUDI/DO
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