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Drain Switches & Sensors

15 Products

Protect HVAC systems from water overflow with our dependable drain switches. These safety devices detect rising condensate levels and shut off the system to prevent damage. Pair with pans, pumps, and drains for a complete setup.  
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24V Safety Overflow Switch
Diversitech
SKUSOS-1

$36.30

each
1 In Stock
or for lower prices and free same day shipping.
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AC Shut-Off Switch, 24 VDC
Diversitech
SKUCS1200

$22.54

each
24 In Stock
or for lower prices and free same day shipping.
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AquaGuard Magnetic Float Switch, 24 VAC
RectorSeal
SKUAG-1200+

$24.23

each
34 In Stock

Bulk discount may be available, please contact our support team for details.

or for lower prices and free same day shipping.
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Condensate Cop Drain Pan Switch, 24 VAC, 1.5 A
Diversitech
SKUCC-1

$17.07

each
22 In Stock
or for lower prices and free same day shipping.
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Condensate Overflow Auxiliary Safety Switch
LittleGIANT
SKUACS-2

$13.18

each
39 In Stock
or for lower prices and free same day shipping.
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Condensate Switch-Clip, 24 VAC
Diversitech
SKUCS-3

$16.19

each
4 In Stock
or for lower prices and free same day shipping.
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EZ TRAP Compact Overflow Switch, 24 VAC, 4 A
RectorSeal
SKUEZT-226

$37.84

each
1 In Stock
or for lower prices and free same day shipping.
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Flood Prevention Switch
Diversitech
SKUCS-2

$26.75

each
68 In Stock
or for lower prices and free same day shipping.
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L1 Wifi Water Leak Detector And Freeze Protector
Honeywell
SKUCHW3610W8001

$55.51

each
17 In Stock
or for lower prices and free same day shipping.
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Primary Pan Sensor, 24 VAC
RectorSeal
SKUAG-4200E

$35.19

each
19 In Stock
or for lower prices and free same day shipping.
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Safe-T-Switch Condensate Overflow Shut-Off Switch
RectorSeal
SKUSS2

$26.68

each
31 In Stock

Bulk discount may be available, please contact our support team for details.

or for lower prices and free same day shipping.
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Safe-T-Switch Condensate Overflow Shut-Off Switch, 24 VAC
RectorSeal
SKU97632

$36.75

each
15 In Stock

Bulk discount may be available, please contact our support team for details.

or for lower prices and free same day shipping.
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Safe-T-Switch SSW Electronic Overflow Switch
RectorSeal
SKU97092

$83.22

each
15 In Stock

Bulk discount may be available, please contact our support team for details.

or for lower prices and free same day shipping.
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Wet Switch Flood Detector, 24 VAC
Diversitech
SKUWS-1

$92.29

each
102 In Stock
or for lower prices and free same day shipping.
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Wifi Water Sensor & Switch
Honeywell
SKUTWLD3005-001

$76.62

each
1 In Stock
or for lower prices and free same day shipping.