Water & Temperature Detectors | Surplus Network

Moen Smart Sump Pump Monitor - Indoor Water Leak Detector - S2000ESUSA

Moen Smart Sump Pump Monitor - Indoor...

$49.99 USD

Moen Smart Sump Pump Monitor - Indoor...

$49.99 USD

Moen S2000ESUSA Water Leak Detector - Perfect Condition

Moen S2000ESUSA Water Leak Detector -...

$49.99 USD

Moen S2000ESUSA Water Leak Detector -...

$49.99 USD

NEW Honeywell 5821 WIRELESS TEMPERATURE AND FLOOD DETECTOR TRANSMITTER

NEW Honeywell 5821 WIRELESS...

$49.99 USD

NEW Honeywell 5821 WIRELESS...

$49.99 USD

Brand New Honeywell 5821 Wireless...

$49.99 USD

Brand New Honeywell 5821 Wireless...

$49.99 USD

Moen S2000ESUSA Water Leak Detector - Blue

Moen S2000ESUSA Water Leak Detector -...

$59.99 USD

Moen S2000ESUSA Water Leak Detector -...

$59.99 USD

Honeywell Wi-Fi Water Leak And Freeze Detector ~ RCHW3610WF1006

Honeywell Wi-Fi Water Leak And Freeze...

$59.99 USD

Honeywell Wi-Fi Water Leak And Freeze...

$59.99 USD

Brand New Honeywell 5821 Wireless...

$59.99 USD

Brand New Honeywell 5821 Wireless...

$59.99 USD

Moen Smart Sump Pump Monitor - Indoor Water Leak Detector - S2000ESUSA

Moen Smart Sump Pump Monitor - Indoor...

$64.99 USD

Moen Smart Sump Pump Monitor - Indoor...

$64.99 USD

Honeywell Water Defense RWD41 Water Alarm Leak Detector SEALED NEW

Honeywell Water Defense RWD41 Water...

$29.00 USD

Honeywell Water Defense RWD41 Water...

$29.00 USD

NEW-Stream Labs Control UFCV-1000 3/4" Shark Bite Leak Detector & Shut-Off Valve

NEW-Stream Labs Control UFCV-1000...

$179.00 USD

NEW-Stream Labs Control UFCV-1000...

$179.00 USD

Phyn - Smart Water Assistant - Matte Black

Phyn - Smart Water Assistant - Matte...

$90.99 USD

Phyn - Smart Water Assistant - Matte...

$90.99 USD

New Moen Flo by Moen Smart Sump Pump Monitor - S2000ESUSA

New Moen Flo by Moen Smart Sump Pump...

$68.00 USD

New Moen Flo by Moen Smart Sump Pump...

$68.00 USD

First Alert WA100 Battery Operated Water Alarm

First Alert WA100 Battery Operated...

$12.99 USD

First Alert WA100 Battery Operated...

$12.99 USD

Brand New Honeywell 5809SS Wireless...

$68.50 USD

Brand New Honeywell 5809SS Wireless...

$68.50 USD

Phyn - Water Sensor Extension Node

Phyn - Water Sensor Extension Node

$14.99 USD

Phyn - Water Sensor Extension Node

$14.99 USD

Rapid Blue Dissolvable Blue Dye Tablets for Drug Testing - 100 Count

Rapid Blue Dissolvable Blue Dye...

$14.99 USD

Rapid Blue Dissolvable Blue Dye...

$14.99 USD

FIRST ALERT Water Alarm Damage Protection Battery Operated New SEALED WA100

FIRST ALERT Water Alarm Damage...

$14.99 USD

FIRST ALERT Water Alarm Damage...

$14.99 USD

Water Leak Detector, GRSICO WiFi Water Sensor 5 Pack 120dB Adjustable Alarm (A9)

Water Leak Detector, GRSICO WiFi...

$24.99 USD

Water Leak Detector, GRSICO WiFi...

$24.99 USD

Honeywell Single-Use Water Leak Detection Alarm RWD14 4-Pack

Honeywell Single-Use Water Leak...

$24.99 USD

Honeywell Single-Use Water Leak...

$24.99 USD

Brand New Honeywell FP280 Wireless...

$32.99 USD

Brand New Honeywell FP280 Wireless...

$32.99 USD

Honeywell Resideo FP280 Wireless External Flood Probe Sensor

Honeywell Resideo FP280 Wireless...

$29.99 USD

Honeywell Resideo FP280 Wireless...

$29.99 USD

Guardian Leak Detector

Guardian Leak Detector

$29.99 USD

Guardian Leak Detector

$29.99 USD

Automatic Phone-Out Freeze Monitor Alarm Homes Cabins THP217 Reliance No Cord

Automatic Phone-Out Freeze Monitor...

$29.99 USD

Automatic Phone-Out Freeze Monitor...

$29.99 USD

NEW SEALED IN PACKAGE HomeSitter Freeze Temperature Water Power Alarm HS-700

NEW SEALED IN PACKAGE HomeSitter...

$95.00 USD

NEW SEALED IN PACKAGE HomeSitter...

$95.00 USD

Elexa Guardian Leak Prevention System Plus (GVD3)

Elexa Guardian Leak Prevention System...

$117.99 USD

Elexa Guardian Leak Prevention System...

$117.99 USD

StreamLabs Control | UFCV-1000 | 3/4 in. Smart Leak Detector and Shut-Off Valve

StreamLabs Control | UFCV-1000 | 3/4...

$170.00 USD

StreamLabs Control | UFCV-1000 | 3/4...

$170.00 USD

Feit Electric Battery Powered Smart WiFi Water Leak Sensor

Feit Electric Battery Powered Smart...

$10.00 USD

Feit Electric Battery Powered Smart...

$10.00 USD

Battery Operated Smart Water Leak Detector & Freeze Alarm with Wi-Fi

Battery Operated Smart Water Leak...

$28.25 USD

Battery Operated Smart Water Leak...

$28.25 USD

Water Heater Alarm Tank Leak Bulldog Alarms Visionary Products 100dB

Water Heater Alarm Tank Leak Bulldog...

$9.99 USD

Water Heater Alarm Tank Leak Bulldog...

$9.99 USD

MOBI - Smart WIFI Water Leak Sensor - White

MOBI - Smart WIFI Water Leak Sensor -...

$9.99 USD

MOBI - Smart WIFI Water Leak Sensor -...

$9.99 USD

G.E. Water Leak Alarm

G.E. Water Leak Alarm

$9.99 USD

G.E. Water Leak Alarm

$9.99 USD

2PACK Wireless Water Detectors 90 dB Alarm Sensor Sensitive Leak and Drip Alarm

2PACK Wireless Water Detectors 90 dB...

$9.99 USD

2PACK Wireless Water Detectors 90 dB...

$9.99 USD

Zircon Leak Alert Water Leak Detector & Flood Sensor Alarm 85dB

Zircon Leak Alert Water Leak Detector...

$9.99 USD

Zircon Leak Alert Water Leak Detector...

$9.99 USD

Guardian By Elexa Leak Prevention System

Guardian By Elexa Leak Prevention System

$45.95 USD

Guardian By Elexa Leak Prevention System

$45.95 USD

2X Tuya Smart WiFi Water Leak Sensor Flood Leakage Level Alarm Overflow Detector

2X Tuya Smart WiFi Water Leak Sensor...

$18.99 USD

2X Tuya Smart WiFi Water Leak Sensor...

$18.99 USD

Very Clean Protected Home Freeze Temperature Alert Alarm Telephone Dialer FA-700

Very Clean Protected Home Freeze...

$37.99 USD

Very Clean Protected Home Freeze...

$37.99 USD

Leak Puppy Electronic Water AlarmDetects As Little As 1/32" Of WaterLeak Detecto

Leak Puppy Electronic Water...

$6.95 USD

Leak Puppy Electronic Water...

$6.95 USD

Roost Smart Water Leak and Freeze Detector Model RSW-200A Temp Humidity New

Roost Smart Water Leak and Freeze...

$34.99 USD

Roost Smart Water Leak and Freeze...

$34.99 USD

Winees WiFi Smart Water Leak Detector 3 Pack Sensor with 100dB Alarm With Hub

Winees WiFi Smart Water Leak Detector...

$34.99 USD

Winees WiFi Smart Water Leak Detector...

$34.99 USD

NEW GENUINE HONEYWELL CHWES41013/U WATER DETECTOR CABLE SENSOR 5FT CORD CHWES4

NEW GENUINE HONEYWELL CHWES41013/U...

$24.95 USD

NEW GENUINE HONEYWELL CHWES41013/U...

$24.95 USD

TRM WaterWire water sensor extension cable for Honeywell/Resideo Leak Detector

TRM WaterWire water sensor extension...

$24.95 USD

TRM WaterWire water sensor extension...

$24.95 USD

Honeywell Resideo RWD42 Water Leak Detector Alarm With Sensing Cable

Honeywell Resideo RWD42 Water Leak...

$34.95 USD

Honeywell Resideo RWD42 Water Leak...

$34.95 USD

Tuya Smart Home Wifi Temperature Sensor 3M Wire Thermometer for Room Water Pool

Tuya Smart Home Wifi Temperature...

$39.99 USD

Tuya Smart Home Wifi Temperature...

$39.99 USD

Automatic Phone-Out Freeze Monitor Alarm For Homes & Cabins THP217 Reliance

Automatic Phone-Out Freeze Monitor...

$39.99 USD

Automatic Phone-Out Freeze Monitor...

$39.99 USD

(NEW) AcuRite Sportsman

(NEW) AcuRite Sportsman's Forecaster...

$59.70 USD

(NEW) AcuRite Sportsman's Forecaster...

$59.70 USD

Zircon Electronic Water Detector Leak Alert Sensor Alarm 64003

Zircon Electronic Water Detector Leak...

$15.97 USD

Zircon Electronic Water Detector Leak...

$15.97 USD

Guardian Leak Detector GLD1 v2 . A7. 4421

Guardian Leak Detector GLD1 v2 . ...

$23.95 USD

Guardian Leak Detector GLD1 v2 . ...

$23.95 USD

Moen Leak Detector - Blue

Moen Leak Detector - Blue

$115.00 USD

Moen Leak Detector - Blue

$115.00 USD

X-Sense Wi-Fi Smart Water Leak Sensor Detector Alarm , SWS51, 3-Pack

X-Sense Wi-Fi Smart Water Leak Sensor...

$32.00 USD

X-Sense Wi-Fi Smart Water Leak Sensor...

$32.00 USD

Skylink Household Water Alert Sensor WA-318T

Skylink Household Water Alert Sensor...

$14.97 USD

Skylink Household Water Alert Sensor...

$14.97 USD

Brand New Honeywell 5821 Wireless...

$55.00 USD

Brand New Honeywell 5821 Wireless...

$55.00 USD

Water Leak Alarm

Water Leak Alarm

$10.99 USD

Water Leak Alarm

$10.99 USD

Govee 1 PK Water Detector 100dB Adjustable Audio Alarm Sensor Leak Drip Alert

Govee 1 PK Water Detector 100dB...

$10.99 USD

Govee 1 PK Water Detector 100dB...

$10.99 USD

Wireless Water Detectors Battery Operated Leak Alert Water Leak Alarm 90 dB

Wireless Water Detectors Battery...

$11.00 USD

Wireless Water Detectors Battery...

$11.00 USD

Zircon Leak Alert Water Leak Detector And Flood Sensor Alarm 2 Pack Sealed 68230

Zircon Leak Alert Water Leak Detector...

$20.00 USD

Zircon Leak Alert Water Leak Detector...

$20.00 USD

Resideo RWD21 Water Leak Sensor Alarm, Detection Reusable Honeywell Home

Resideo RWD21 Water Leak Sensor...

$16.00 USD

Resideo RWD21 Water Leak Sensor...

$16.00 USD

Wired Water Immersion Water Liquid Leak Detector Sensor Probe for Alarm System

Wired Water Immersion Water Liquid...

$24.00 USD

Wired Water Immersion Water Liquid...

$24.00 USD

Wall Mount Bracket Holder for Flume Water Leak Detector Internet Bridge 1st Gen

Wall Mount Bracket Holder for Flume...

$9.95 USD

Wall Mount Bracket Holder for Flume...

$9.95 USD

SOLO WiFi Water Leak Sensor Overflow Detector Alarm Smartlife App Alexa 2Pack

SOLO WiFi Water Leak Sensor Overflow...

$9.95 USD

SOLO WiFi Water Leak Sensor Overflow...

$9.95 USD

Guardian by Elexa Leak Prevention System Plus w/ 3 Leak Detectors GVD3

Guardian by Elexa Leak Prevention...

$99.99 USD

Guardian by Elexa Leak Prevention...

$99.99 USD

Google - Nest Temperature Sensor (3-Pack) - White

Google - Nest Temperature Sensor...

$99.99 USD

Google - Nest Temperature Sensor...

$99.99 USD

Honeywell Lyric RCHW3610WF1001 Wi-Fi Water Leak/Freeze Detector Factory Sealed

Honeywell Lyric RCHW3610WF1001 Wi-Fi...

$62.95 USD

Honeywell Lyric RCHW3610WF1001 Wi-Fi...

$62.95 USD

Honeywell 5821 Wireless Temperature Sensor & Flood Detector w/ Battery

Honeywell 5821 Wireless Temperature...

$52.00 USD

Honeywell 5821 Wireless Temperature...

$52.00 USD

2X Tuya Smart WiFi Water Leak Sensor Flood Leakage Level Alarm Overflow Detector

2X Tuya Smart WiFi Water Leak Sensor...

$17.68 USD

2X Tuya Smart WiFi Water Leak Sensor...

$17.68 USD

AcuRite Sportsman

AcuRite Sportsman's Forecaster ...

$19.99 USD

AcuRite Sportsman's Forecaster ...

$19.99 USD

FIRST ALERT Water Alarm Damage Protection Battery Operated New SEALED WA100

FIRST ALERT Water Alarm Damage...

$19.99 USD

FIRST ALERT Water Alarm Damage...

$19.99 USD

Water Leak Detector 3 Pack Alarm WiFi Gateway Water Sensor Alarm 120db

Water Leak Detector 3 Pack Alarm WiFi...

$35.90 USD

Water Leak Detector 3 Pack Alarm WiFi...

$35.90 USD

Govee Water Detector 3 Pack with Wi-Fi Gateway B5040101-2 New SEALED

Govee Water Detector 3 Pack with...

$34.75 USD

Govee Water Detector 3 Pack with...

$34.75 USD

GOVEE WATER DETECTOR W/ WIFI GATEWAY ( 3 PACK ) New, Fast Shipping

GOVEE WATER DETECTOR W/ WIFI GATEWAY...

$31.88 USD

GOVEE WATER DETECTOR W/ WIFI GATEWAY...

$31.88 USD

Water Leak Sensor Water Leak Finder Remote Monitor Leak Water Leak Notification

Water Leak Sensor Water Leak Finder...

$10.98 USD

Water Leak Sensor Water Leak Finder...

$10.98 USD

ecobee - SmartSensor 2-Pack - White

ecobee - SmartSensor 2-Pack - White

$81.99 USD

ecobee - SmartSensor 2-Pack - White

$81.99 USD

Tuya Alarm Home WIFI Water Leak Sensor Detector Leakage Overflow Security System

Tuya Alarm Home WIFI Water Leak...

$12.15 USD

Tuya Alarm Home WIFI Water Leak...

$12.15 USD

Honeywell 5821 Wireless Temperature And Flood Detector Transmitter New

Honeywell 5821 Wireless Temperature...

$44.95 USD

Honeywell 5821 Wireless Temperature...

$44.95 USD

Zircon Leak Alert Water Detector Alarm Electronic Flood Sensor

Zircon Leak Alert Water Detector...

$8.48 USD

Zircon Leak Alert Water Detector...

$8.48 USD

Leak Guard LGV-01 Noksys A02255, water detection safety shutoff valve

Leak Guard LGV-01 Noksys A02255,...

$18.42 USD

Leak Guard LGV-01 Noksys A02255,...

$18.42 USD

** Water Leak Detector 96 dB Flood Detection Alarm Sensor (2 Pack) ** NEW!

** Water Leak Detector 96 dB Flood...

$17.99 USD

** Water Leak Detector 96 dB Flood...

$17.99 USD

Therma-Stor Quest / Santa Fe Sentry Humidity & Water Alert Sensor WiFi 4037210**

Therma-Stor Quest / Santa Fe Sentry...

$180.00 USD

Therma-Stor Quest / Santa Fe Sentry...

$180.00 USD

Guardian by Elexa Leak Prevention System Plus w/ 3 Leak Detectors GVD3 NEW

Guardian by Elexa Leak Prevention...

$99.00 USD

Guardian by Elexa Leak Prevention...

$99.00 USD

5066779AA Coolant Temperature Sensor For Jeep Grand Cherokee Liberty Ram 1500

5066779AA Coolant Temperature Sensor...

$23.74 USD

5066779AA Coolant Temperature Sensor...

$23.74 USD

Flood Alert & Alarm ~ Bathtub, Basements And More! Sealed!

Flood Alert & Alarm ~ Bathtub,...

$12.50 USD

Flood Alert & Alarm ~ Bathtub,...

$12.50 USD

Sonin Water Leak Detector Alarm Transmitter and Receiver WWA-RX, WWA-TX Working

Sonin Water Leak Detector Alarm...

$9.00 USD

Sonin Water Leak Detector Alarm...

$9.00 USD

Moen Smart Sump Pump Monitor - Indoor Water Leak Detector - S2000ESUSA

Moen Smart Sump Pump Monitor - Indoor...

$74.99 USD

Moen Smart Sump Pump Monitor - Indoor...

$74.99 USD

Orbit B-hyve Smart Flood Water Sensor 3-Pack with Wi-Fi Hub 71003

Orbit B-hyve Smart Flood Water Sensor...

$74.99 USD

Orbit B-hyve Smart Flood Water Sensor...

$74.99 USD

Protected Home Freeze Temperature Alert Alarm Telephone Dialer FA-700

Protected Home Freeze Temperature...

$24.88 USD

Protected Home Freeze Temperature...

$24.88 USD

Water Leak Notification Wifi Water Sensor Remote Monitor Leak

Water Leak Notification Wifi Water...

$10.05 USD

Water Leak Notification Wifi Water...

$10.05 USD

Resideo Chwes41013/U Water Detector Cable Sensor,5 Ft. Cord L

Resideo Chwes41013/U Water Detector...

$31.79 USD

Resideo Chwes41013/U Water Detector...

$31.79 USD

New HONEYWELL WiFi Water Leak and Freeze Detector RCHW3610WF1001 Sealed

New HONEYWELL WiFi Water Leak and...

$139.00 USD

New HONEYWELL WiFi Water Leak and...

$139.00 USD

1 Airthereal Water Leak Detector Extra

1 Airthereal Water Leak Detector Extra

$13.00 USD

1 Airthereal Water Leak Detector Extra

$13.00 USD

LED Display Home Water Shower Thermometer Self-Generating Electricity Monitor

LED Display Home Water Shower...

$16.99 USD

LED Display Home Water Shower...

$16.99 USD

First Alert Water Alarm Battery Operated WA100 with 6ft Sensor Reach New

First Alert Water Alarm Battery...

$13.99 USD

First Alert Water Alarm Battery...

$13.99 USD

Reliance Controls The Home Protectors Flood / Freeze Sensor - THP 203 SPV-11034

Reliance Controls The Home Protectors...

$26.99 USD

Reliance Controls The Home Protectors...

$26.99 USD

Brand New Honeywell 5809SS Wireless...

$71.99 USD

Brand New Honeywell 5809SS Wireless...

$71.99 USD

Brand New Honeywell 5809SS Wireless...

$70.00 USD

Brand New Honeywell 5809SS Wireless...

$70.00 USD

Wayne WTXS AdvanTEXT Sump Power & Flood Warning System w/ Text Notifications

Wayne WTXS AdvanTEXT Sump Power &...

$94.99 USD

Wayne WTXS AdvanTEXT Sump Power &...

$94.99 USD

Water Leak Alarm Flood Level Overflow Detector Sensor Home Alert

Water Leak Alarm Flood Level Overflow...

$8.95 USD

Water Leak Alarm Flood Level Overflow...

$8.95 USD

Set of 2 Leak Frog Water Alarm Basement Garage Sink Leaks Instant Warning NEW

Set of 2 Leak Frog Water Alarm...

$35.00 USD

Set of 2 Leak Frog Water Alarm...

$35.00 USD

Zircon Electronic Water Detector Leak Alert Sensor Alarm New In Package

Zircon Electronic Water Detector Leak...

$14.00 USD

Zircon Electronic Water Detector Leak...

$14.00 USD

Water Leak Finder Water Leak Sensor Wifi Water Sensor Water Sensor Alarm

Water Leak Finder Water Leak Sensor...

$11.10 USD

Water Leak Finder Water Leak Sensor...

$11.10 USD

Water Leak Detectors for Home, 90db Water Alarm Leak Detector White-4Pack

Water Leak Detectors for Home, 90db...

$48.44 USD

Water Leak Detectors for Home, 90db...

$48.44 USD

Tuya Smart Home Water Level Sensor WIFI Controller Tank Leakage Flood Alarm

Tuya Smart Home Water Level Sensor...

$49.95 USD

Tuya Smart Home Water Level Sensor...

$49.95 USD