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Ring Alarm 2nd Gen Contact Sensor - White

5.016 product ratings
Swing Computers (44690)
99.4% positive feedback
Price:
$14.49
Free shipping
Estimated delivery Thu, Nov 6 - Mon, Nov 10
Returns:
30 days returns. Seller pays for return shipping.
Condition:
New
We reserve the right to cancel orders outside US-48. Example pictures being used. The condition of your item and what's included may vary from what's pictured.

About this product

Product Identifiers

BrandRing
GTIN0842861111064
UPC0842861111064
eBay Product ID (ePID)3040047278

Product Key Features

Power SourceBattery
FeaturesWireless, Battery-Operated, No Tools Required
ColorWhite
MaterialPlastic
TypeDoor Sensor
Operating Sound Rating130 dB

Dimensions

Item Diameter2.5 in

All listings for this product

Auction & Buy It Now
Auction
Buy It Nowselected
Any Conditionselected
New
Pre-owned
Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
item 1 Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
$14.49
Free shipping
Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
item 2 Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
$14.99
Free shipping
Ring Alarm 2nd Gen Contact Sensor White 1 Pack (Sealed, Box Wear)
item 3 Ring Alarm 2nd Gen Contact Sensor White 1 Pack (Sealed, Box Wear)
$16.75
Free shipping
Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White Open Box
item 4 Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White Open Box
$16.77
Free shipping
Ring Alarm Door/Window Contact Sensor (2nd Gen) 4SD1SZ-0EN0
item 5 Ring Alarm Door/Window Contact Sensor (2nd Gen) 4SD1SZ-0EN0
$16.99
Free shipping
Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
item 6 Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
$17.00
Free shipping
Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
item 7 Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
$17.28
Free shipping
✅ Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White 🚨
item 8 ✅ Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White 🚨
$17.98
Free shipping
Ring Alarm Contact Sensor 2ND Generation - White
item 9 Ring Alarm Contact Sensor 2ND Generation - White
$18.50
Free shipping
Ring Alarm 2nd Gen Contact Sensor - White New Open Box
item 10 Ring Alarm 2nd Gen Contact Sensor - White New Open Box
$14.39
+$4.85 shipping
Ring Alarm 2nd Gen Contact Sensor - White
item 11 Ring Alarm 2nd Gen Contact Sensor - White
$14.95
+$4.95 shipping
Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
item 12 Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
$14.99
+$5.00 shipping
Ring Alarm Contact Sensor (Base Station Required) 2nd Gen
Last one
item 13 Ring Alarm Contact Sensor (Base Station Required) 2nd Gen
$20.99
Free shipping
Ring Alarm 2nd Gen Contact Sensor - White
item 14 Ring Alarm 2nd Gen Contact Sensor - White
$16.88
+$5.00 shipping
Ring Alarm Window & Door Contact Sensor (2nd Gen)
item 15 Ring Alarm Window & Door Contact Sensor (2nd Gen)
$22.00
Free shipping
Ring Alarm 2nd Gen Contact Sensor for Z Wave Plus Base Station - 1pk New Sealed
item 16 Ring Alarm 2nd Gen Contact Sensor for Z Wave Plus Base Station - 1pk New Sealed
$19.97
+$4.97 shipping
HOME SECURITY RING CONTACT SENSOR WIRELESS SENSOR FOR RING ALARM SIMPLE SETUP
item 17 HOME SECURITY RING CONTACT SENSOR WIRELESS SENSOR FOR RING ALARM SIMPLE SETUP
$29.99
Free shipping
Ring Alarm 2nd Gen Contact Sensors for windows & doors white (2)
item 18 Ring Alarm 2nd Gen Contact Sensors for windows & doors white (2)
$30.00
Ring Alarm 2nd Gen Contact Sensor - White New Open Box
item 19 Ring Alarm 2nd Gen Contact Sensor - White New Open Box
$30.00
+$5.50 shipping
Ring Alarm Contact Sensor (2nd Gen) 1-Pack Contact Sensor
item 20 Ring Alarm Contact Sensor (2nd Gen) 1-Pack Contact Sensor
$47.39
Free shipping
Ring Alarm Window and Door Contact Sensor (2nd Gen) 4-Pack - White
item 21 Ring Alarm Window and Door Contact Sensor (2nd Gen) 4-Pack - White
$53.00
Free shipping
Ring Alarm Window and Door Contact Sensor (2nd Gen) 4-Pack - White
item 22 Ring Alarm Window and Door Contact Sensor (2nd Gen) 4-Pack - White
$54.94
Free shipping
Ring Alarm Contact Sensor (2nd Gen) 6-Pack | Smart Home Security
item 23 Ring Alarm Contact Sensor (2nd Gen) 6-Pack | Smart Home Security
$70.00
Free shipping
Ring Alarm Window and Door Contact Sensor (2nd Gen) 4-Pack - White
item 24 Ring Alarm Window and Door Contact Sensor (2nd Gen) 4-Pack - White
$59.99
+$25.00 shipping
Ring Alarm Contact Sensor (2nd Gen) Lot Of 20- White Used
item 25 Ring Alarm Contact Sensor (2nd Gen) Lot Of 20- White Used
$150.00
Free shipping
Ring Alarm Contact Sensor (2nd Gen) Lot Of 12- White New
item 26 Ring Alarm Contact Sensor (2nd Gen) Lot Of 12- White New
$155.55
Free shipping
Ring Alarm Contact Sensor - White
item 27 Ring Alarm Contact Sensor - White
$12.00
Ring Alarm Contact Sensor (Base Station Required) 2nd Gen
item 28 Ring Alarm Contact Sensor (Base Station Required) 2nd Gen
$12.99
Ring Alarm 2nd Gen Contact Sensor, White~ NEW in Open Box
item 29 Ring Alarm 2nd Gen Contact Sensor, White~ NEW in Open Box
$12.99
Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
item 30 Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
$13.45
Ring Alarm 2nd Gen Contact Sensor - White
item 31 Ring Alarm 2nd Gen Contact Sensor - White
$13.99
Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
item 32 Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
$14.95
Ring alarm 2nd gen contact sensor for doors and windows - white - new in box
item 33 Ring alarm 2nd gen contact sensor for doors and windows - white - new in box
$14.99
Ring Alarm 2nd Gen Contact Sensor - White
item 34 Ring Alarm 2nd Gen Contact Sensor - White
$14.99
New Ring Alarm Motion Wireless Detector 2nd Gen White 4SP1SZ-0EN0
item 35 New Ring Alarm Motion Wireless Detector 2nd Gen White 4SP1SZ-0EN0
$14.99
Ring Alarm Contact Sensor 2nd Gen 1-Pack White NIB
item 36 Ring Alarm Contact Sensor 2nd Gen 1-Pack White NIB
$15.00
Ring Alarm 2nd Gen Contact Sensor - White
item 37 Ring Alarm 2nd Gen Contact Sensor - White
$15.00
Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
item 38 Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
$15.99
Ring Alarm 2nd Gen Contact Sensor - White
item 39 Ring Alarm 2nd Gen Contact Sensor - White
$16.00
Ring Alarm 2nd Gen Contact Sensor - White
item 40 Ring Alarm 2nd Gen Contact Sensor - White
$17.79
Ring Alarm 2nd Gen Contact Sensor - White
item 41 Ring Alarm 2nd Gen Contact Sensor - White
$17.90
Ring - Alarm Contact Sensor (2nd Gen) - White
Last one
item 42 Ring - Alarm Contact Sensor (2nd Gen) - White
$17.99
HOME SECURITY RING CONTACT SENSOR WIRELESS SENSOR FOR RING ALARM SIMPLE SETUP
item 43 HOME SECURITY RING CONTACT SENSOR WIRELESS SENSOR FOR RING ALARM SIMPLE SETUP
$19.00
Ring Alarm Contact Sensor 2nd Generation, Wireless, for Door or Window, 1 Pack
item 44 Ring Alarm Contact Sensor 2nd Generation, Wireless, for Door or Window, 1 Pack
$19.99
Ring Alarm 2nd Gen Contact Sensor - White
item 45 Ring Alarm 2nd Gen Contact Sensor - White
$20.00
Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
item 46 Ring Alarm Contact Sensor (2nd Gen) 1-Pack - White
$20.00
Ring Contact Sensor for Ring Alarm (gen. 2) - Unopened Box
item 47 Ring Contact Sensor for Ring Alarm (gen. 2) - Unopened Box
$24.00
Ring Alarm Wireless Contact Sensor - 2nd Gen / White / 1 Pack / Lot of 2 NEW
item 48 Ring Alarm Wireless Contact Sensor - 2nd Gen / White / 1 Pack / Lot of 2 NEW
$24.98
Ring Alarm Contact Sensor (2nd Gen) 6-Pack | Smart Home Security
item 49 Ring Alarm Contact Sensor (2nd Gen) 6-Pack | Smart Home Security
$70.99
listings for this product

Ratings and Reviews

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5.0
16 product ratings
  • 16 users rated this 5 out of 5 stars
  • 0 users rated this 4 out of 5 stars
  • 0 users rated this 3 out of 5 stars
  • 0 users rated this 2 out of 5 stars
  • 0 users rated this 1 out of 5 stars

Would recommend

Good value

Good quality

Most relevant reviews

See all 16 reviews
  • by nedra_td
    Oct 30, 2025

    Installed the ring device, brand new, wo...

    Installed the ring device, brand new, work as expected. Recommended A+

    Verified purchase: YesCondition: New

  • by moonstruck1958
    Sep 09, 2024

    Brand new works like a charm and easy to...

    Brand new works like a charm and easy to add to our existing system. A++

    Verified purchase: YesCondition: New

  • by jorkirs-39
    Aug 30, 2025

    Works great. Brand new and looks clean. ...

    Works great. Brand new and looks clean.

    Verified purchase: YesCondition: New

  • by alexlevy70
    Jan 17, 2025

    good product good quality perfect fit , ...

    good product good quality perfect fit , thanks

    Verified purchase: YesCondition: Pre-owned

  • by azmike_714
    Oct 20, 2025

    Perfect worked great with my ring system...

    Perfect worked great with my ring system!

    Verified purchase: YesCondition: New

  • by ducliao
    May 25, 2024

    Amazing and Great .👍🏼… will totally buy here again with trust .

    Amazing and Great .👍🏼… will totally buy here again with trust .

    Verified purchase: YesCondition: New

  • by xvoltm2
    Jan 14, 2025

    works like a charm with my 1st gen syste...

    works like a charm with my 1st gen system

    Verified purchase: YesCondition: New

  • by harjoi0
    Nov 24, 2022

    good price

    works perfectly

    Verified purchase: YesCondition: New

  • by kamil_8979
    Aug 21, 2025

    Great product

    Pretty pricey

    Verified purchase: YesCondition: Pre-owned

  • by dvan89818
    Feb 23, 2023

    Alarm

    Great product

    Verified purchase: YesCondition: New

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