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  • Front. Ring - Alarm Contact Sensor (1st Gen) - White.
  • Alt View 11. Ring - Alarm Contact Sensor (1st Gen) - White.
  • Ring Alarm - Testimonial video 0 minutes 45 seconds
  • Ring Alarm Product Overview video 0 minutes 30 seconds
  • Learn How Ring Security Can Help Protect Your Home video 1 minutes 17 seconds

Ring - Alarm Contact Sensor (1st Gen) - White

Model:
4SD1S7-0EN0
SKU:
6129211
Highly rated by customers for:
Your price for this item is $19.99

Customer reviews

Rating 4.8 out of 5 stars with 1076 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.6 out of 5 stars

  • Quality

    Rating 4.8 out of 5 stars

  • Ease of Use

    Rating 4.8 out of 5 stars

Pros mentioned filter

Cons mentioned filter

98%would recommend to a friend

Customers are saying

Customers express satisfaction with the Alarm Contact Sensor (1st Gen)'s ease of use, installation process, and affordable price point. The sensor's compatibility with the Ring system and its contribution to enhanced security are also well-received. However, some customers have expressed a desire for a smaller size.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 51 Showing 1,001-1,020 of 1,076 reviews

  • GREAT ITEMS FOR KIDS SAFETY

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    USING TO MAKE SURE KIDS DON'T GO TO THE POOL. LOVE

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Great contacts

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Very good and responsive. Work very well as intended.

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Easy to use

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I love my ring alarm system! It’s very easy to use

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Very good

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Spectacular product, very good Design, works very well

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Great product

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great product from a great company. Easy to add on.

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Nice sensors

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    If you wish to install a ring system, I find it cool that you can purchase item individually. Glad to be able install on my own. Very easy

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Work perfectly

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Work as they should, ring support excellent!!!!!!!

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Alarm sensor

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works great. Great price and very fast shipping.

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Great sensors for the price.

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great sensors for the price.......................

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Easy install, Good customer service!

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Had to buy a few boxes of these in order to fulfill our need. Had trouble pairing one of them but customer service sorted it out.

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Good investment

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    Posted . Owned for 1 year when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    They are good and keeps you informed about open and closed doors or windows

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • good

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    is ok easy to use, planing to buy the all set, great for family to have problem with 15 years old boy or girl

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Needs Hub to work

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    Posted . Owned for 1.5 years when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Needs a hub to work. Associate told me it would work without it. It's okay though. I returned it.

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • easy to install

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    One of the sensors went offline after 3 weeks. Contacted Ring support and they sent me a new battery which fixed the issue.

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • It's a contact sensor

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    What can I say. They work. I think they're ridiculously overpriced, but they work. I also wish they were smaller in design.

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Excellent for us

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    Posted . Owned for 1 year when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    These have proved to be great for our family. We bought a second time, and may even buy more one day.

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Reliable sensors

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    They were a little tough to snug in with the crown moulding by our doors, but once they’re in they’re good.

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend
  • Cons mentioned:
    Size

    Okay

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    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This sensors are a little too big for me but they do the job

    This review is from Ring - Contact Sensor (1st Gen) (6-Pack)

    I would recommend this to a friend

  • Easy installation

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Easy to install and hook up, only draw back is 1 battery was dead so I had to purchase a set, not cheap!

    This review is from Ring - Alarm Contact Sensor (1st Gen) (2-Pack) - White

    I would recommend this to a friend

  • Easy but should be included

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    They should include a lot more of these in a basic package instead of charging extra for them.

    This review is from Ring - Contact Sensor (1st Gen) (6-Pack)

    I would recommend this to a friend
Page 51, Showing 1,001-1,020 of 1,076 reviews
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