Technical Overview

230 VAC, 16 A, SPDT-CO DIN-rail mountable relay module with Push-in CAGE CLAMP® connections and red LED status indicator.

Key Features

Red LED status indicator for quick visual check of switching state.
DIN-35 Rail mountable for organized and space-saving installation.
Push-in CAGE CLAMP® technology for fast, tool-free, and reliable wiring of conductors from 0.34 to 2.5 mm² (AWG 22-14).
Single Pole Double Throw (SPDT-CO) contact configuration for versatile changeover and signaling functions.
Reinforced insulation between coil and contacts for enhanced safety and electrical isolation.
Compact design with a narrow 15 mm module width for efficient use of installation space.
Operating temperature range of -40 to +70°C for robust performance in diverse environments.
AgNi 90/10 contact material for reliable switching performance.
High dielectric strength of 5 kVrms between control and load circuits for robust isolation.

Technical Specification Matrix

Parameter	Value
Nominal Input Voltage	230 VAC
Input Voltage Range	UN ± 10%
Limiting Continuous Current	16 A
Max. Switching Voltage (AC)	250 V
Max. Switching Power (Resistive)	4000 VA (AC)
Contact Configuration	SPDT-CO (1 Changeover Contact)
Contact Material	AgNi 90/10 (Silver Nickel)
Operating Temperature	-40 … +70 °C
Protection Type	IP20
Mounting Type	DIN-35 Rail
Connection Technology	Push-in CAGE CLAMP®
Solid Conductor Cross-Section	0.34 … 2.5 mm² / AWG 22 … 14
Fine-Stranded Conductor Cross-Section	0.34 … 2.5 mm² / AWG 22 … 14
Strip Length	9 … 10 mm / 0.35 … 0.39 inch
Dielectric Strength (Control/Load Circuit)	5 kVrms (AC, 1 min)
Dielectric Strength (Open Contact)	1 kVrms (AC, 1 min)
Pull-in Time (typical)	10 ms
Drop-out Time (typical)	35 ms
Bounce Time (typical)	6 ms
Electrical Life (resistive load)	30 x 10³ switching operations
Mechanical Life	5 x 10⁶ switching operations
Physical Weight (kg)	0.05
Dimensions L x W x H (cm)	5.4 x 1.5 x 8.6

Industrial Applications

1. Industrial Lighting Control

This relay module is suitable for controlling 230VAC industrial lighting circuits, such as those found in warehouses or factory floors. Its 16A switching capacity allows for the control of multiple fixtures or higher-power individual lights.

Problem Solved

Provides reliable and isolated switching of 230VAC lighting loads, enabling centralized control and simplifying maintenance through its DIN-rail mountable form factor and red LED status indicator.

230 VAC16 ASPDT-CODIN-railIndustrial LightingControl Circuits

2. Motor Starter Interfacing

Ideal for interfacing low-voltage control signals from PLCs or other control systems with 230VAC motor starters used for small to medium industrial motors (e.g., conveyors, pumps, fans).

Problem Solved

Ensures galvanic isolation between sensitive control electronics and higher-voltage motor power circuits, protecting against voltage spikes with a 5 kV dielectric strength. The 16A rating can directly activate contactor coils or small motor loads.

230 VAC16 AIsolationPLC InterfaceMotor ControlDIN-rail5 kV Dielectric Strength

3. HVAC System Component Switching

This module can reliably switch various 230VAC components within industrial HVAC systems, including damper actuators, fan motors, or heating elements requiring up to 16A current.

Problem Solved

Its broad operating temperature range (-40 to +70°C) ensures functionality in diverse industrial environments, even in unconditioned control cabinets. The SPDT changeover contact offers flexibility for common HVAC control logic.

230 VAC16 ASPDT-COHVACIndustrial Automation-40 to +70°CChangeover Switching

WAGO 788-508 Relay Module 230VAC 16A SPDT-CO

WAGO 788-508 Relay Module 230VAC 16A SPDT-CO

Technical Overview

Key Features

Technical Specification Matrix

Industrial Applications

1. Industrial Lighting Control

2. Motor Starter Interfacing

3. HVAC System Component Switching