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Chamberlain 41A4373A Safety Sensors

Q: Are the 2 items , 1 receiver and 1 sender?

Yes there is 1 receiver and 1 emitter

Q: I need to replace two garage door sensors. Is this the sending or receiving sensor? Is this one pair of both receiving and sending sensor? Thanks.

it is a pair that includes both a sending and a receiving sensor, which is all you need. good luck.

Q: How do you differentiate between the sending unit and the receiving unit?

It has it by the wiring coming in to the unit

Q: Will these work with a Liftmaster 1046 that came with no sensors? I saw indication the "Model 70" sensor might work.

No they won't time to replace your opener

Product ID: 292417736

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💡Green LED status indicator for instant feedback

🔋Corded-electric power, no batteries needed

🔧Easy splice-in wiring for seamless installation

Frequently Bought Together

Chamberlain Liftmaster 41A4373A Safety Sensors

Chamberlain LiftMaster 41A6569 Metal Wall Mount Garage Door Sensor Bracket, Silver, 1 Count

Description

🚪🔒 Secure your garage with smart sensors that keep you a step ahead!

COMPACT LIGHTWEIGHT - Sleek black design weighing just 113g, blending discreetly into your garage setup.
SEAMLESS COMPATIBILITY - Specifically engineered for LiftMaster & Chamberlain models from 1993 to late 1990s—perfect fit, zero guesswork.
EFFORTLESS INSTALLATION - Includes wire connectors and clear instructions—splice directly into your existing wiring without extra brackets or hassle.
INSTANT STATUS FEEDBACK - Green LED lights on each sensor provide real-time operational clarity, so you’re always in control.
RELIABLE SAFETY ASSURANCE - Infrared safety sensors designed to prevent accidents and protect your home with precision accuracy.

The LiftMaster Chamberlain 41A4373A Safety Sensors are infrared replacement sensors designed for garage door openers from 1993 to the late 1990s. Featuring green LED indicators and easy splice-in wiring, these corded-electric sensors ensure reliable safety and seamless compatibility with LiftMaster and Chamberlain models, all in a compact, lightweight design.

Specifications

Manufacturer	Liftmaster
Part number	41A473A
Item Weight	113 g
Package Dimensions	15.29 x 10.01 x 5.89 cm; 113.4 g
Item model number	41A473A
Color	Black
Power source type	corded-electric
Item Package Quantity	1
Number Of Pieces	2
Batteries Included?	No
Batteries Required?	No

Have a Question? See What Others Asked

Are the 2 items , 1 receiver and 1 sender?

I need to replace two garage door sensors. Is this the sending or receiving sensor? Is this one pair of both receiving and sending sensor? Thanks.

How do you differentiate between the sending unit and the receiving unit?

Will these work with a Liftmaster 1046 that came with no sensors? I saw indication the "Model 70" sensor might work.

Common Questions

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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