Festo ME-LD-12-24DC Illuminating Seal

Technical Overview

The Festo 19141 ME-LD-12-24DC is a specialized illuminating seal designed for use with solenoid coil models, including ME, F, D, N1, V, E, and EB series valves. Constructed with a durable TPE-U(PU) housing, it mounts securely between the solenoid valve and connector socket via an M3 central screw. Providing a highly visible LED switching position indicator, this seal operates within a 12 to 24 V DC voltage range with a minimal nominal power draw of 0.05 W. It features an IP65 protection rating, ensuring robust performance against dust and low-pressure water jets, and withstands harsh ambient temperatures from -25°C to 85°C.

Key Features

Built-in LED switching position indicator for clear visual power status
Wide operating voltage range from 12 V DC to 24 V DC
Mounts directly on solenoid valves via M3 central screw
Durable TPE-U(PU) housing material withstands industrial conditions
IP65 degree of protection against dust and low-pressure water jets
Wide ambient temperature tolerance from -25°C to 85°C
Ultra-low nominal power consumption of 0.05 W

Technical Specification Matrix

Parameter	Value
Voltage Range	12 V DC to 24 V DC
Power Consumption	0.05 W
Indicator Type	LED
Mounting Type	On solenoid valve via M3 central screw
Electrical Connection	Square design MSE / Type C
Degree of Protection	IP65
Housing Material	TPE-U(PU)
Ambient Temperature	-25°C to 85°C
Product Weight	0.6 g

Industrial Applications

1. Solenoid Valve Status Monitoring in Manufacturing Plants

In automated manufacturing processes with numerous pneumatic actuators, identifying which solenoid valves are energized can be challenging. The ME-LD-12-24DC seal provides an immediate visual indication via its bright LED when 12-24V DC power is applied, significantly reducing troubleshooting time during machine downtimes.

Problem Solved

Eliminates the need to manually meter solenoid connections by providing a direct visual cue of the electrical state, shortening maintenance cycles.

Pneumatic ActuatorsSolenoid ValvesStatus MonitoringVisual Indicator

2. Harsh Environment Actuation Feedback

Food and beverage packaging or washdown areas often expose pneumatic components to moisture and dust. With its IP65 rating and durable TPE-U(PU) housing, this illuminating seal guarantees reliable electrical connectivity and visual feedback without degrading from water splashes or particulate ingress.

Problem Solved

Prevents electrical shorts and loss of valve indication in moderately wet and dusty factory environments.

IP65 RatingTPE-U(PU) HousingWashdown OperationsMoisture Protection

3. Low-Power Control System Integration

Energy-efficient or low-capacity control panels frequently restrict the power budget allocated for auxiliary indicators. Requiring only 0.05 W of nominal power, this illuminating seal ensures high-visibility position tracking without overloading the PLC's digital output capacity.

Problem Solved

Provides essential visual feedback without exceeding the tight power constraints of high-density control panels.

Low Power0.05W ConsumptionPLC OutputsEnergy Efficiency