Popular right now
Lots of people have looked at this recently

Selling fast!
Grab yours while you can

Extech SL124 DC Alarm Relay Module QATAR

520.0QR

Shipping calculated at checkout.

Care information

Keep your products in top condition: Furniture – dust regularly, avoid sunlight, and clean spills fast. Electronics – keep dry, use a microfiber cloth, and protect from power surges. Building materials – store dry, handle safely, and avoid chemicals. Kitchenware – wash gently, use mild detergents, and store properly

Delivery and Shipping

Enjoy fast delivery on all orders, with an express option delivering within 3 hours! Shop with confidence knowing we offer a 3-day hassle-free return policy for eligible products. Your satisfaction is our priority—quality products

Discover Quality, Delivered Fast – Everything You Need, All in One Place!

Smart Shopping Big Savings

Discover top-quality products at unbeatable prices with fast delivery and easy returns for a seamless shopping experience

Description

Feature	Details
Product Name	Extech SL124 DC Alarm Relay Module
Type	Remote Relay Alarm Module (DC)
Function	Connects with a compatible meter (sound meter, environmental recorder) to trigger an external alarm/device when a threshold is exceeded. (Manuals+)
Relay Type	Form A, normally-open DC solid state relay. 0.02 A minimum to 3 A DC max (at 25 °C ambient) (Manuals+)
Operating Voltage (DC)	3 V to 60 V DC (Manuals+)
Trigger Cable	3 meter (≈ 9 ft) cable included (mono 3.5 mm plug) (Manuals+)
Includes	Relay module, trigger cable, mounting hardware (screws, clamps) (TEquipment)
Use Case	To automatically activate an alarm, light, or other DC-powered device when a monitored parameter crosses limit (e.g. noise, humidity, temperature) — useful in labs, workshops, factories, monitoring stations. (Global Test Supply)
Ideal For	Industrial setups, environmental monitoring, safety alerts, building maintenance, sound/humidity/temperature meters needing external alert.