SEARCH NOW FOR ALL YOUR KIDDE FIRE SYSTEMS SOLUTIONS
Radwell is here to supply you with all your plant floor needs.
Sensors & Switches / Heat Detector
![](https://az343058.vo.msecnd.net/ukimages/warranty_logo_2year_en-GB.jpg)
Radwell is not an authorized distributor, reseller or representative of the products featured on this website. All product names, trademarks, brands and logos used on this site are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorisation by any rights holder.
Filter Results
Sorting/Paging
![UTC FIRE & SECURITY COMPANY 12-E27120-000-04-0T](https://az343058.vo.msecnd.net/productimagethumbnails/11fb7e542afb4edeb460ad4b3d1d720e.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27120-000-04-0T
DISCONTINUED BY MANUFACTURER, HEAT DETECTOR, 190 DEGREE F TRIP, NORMALLY CLOSED, VERTICAL MOUNT, BRASS HEX HEAD, MODEL 27120-0, REPLACED BY KF-F3H4-7571
✓ IN STOCK!
€797.88
Buy Surplus As Low As
€478.73
€478.73
![UTC FIRE & SECURITY COMPANY KS-HD](https://az343058.vo.msecnd.net/productimagethumbnails/9967d59791dd4218a17a112d5fd98174.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
KS-HD
ADDRESSABLE SMARTONE, 135F (57C) FIXED TEMPERATURE, HEAT DETECTOR, DETECTOR HEAD ONLY. USES DS-SB OR DS-RB BASES SOLD SEPARATELY. (REPLACES DS-HFS DETECTOR, SEE BULLETIN #2020-41K.)
€150.13
Buy Surplus As Low As
€90.65
€90.65
![UTC FIRE & SECURITY COMPANY 12-F27121-000-06-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-F27121-000-06-0T
MODEL 27121-0, VERTICAL MOUNT, BRASS HEX HEAD, 325° F
€289.88
Buy Surplus As Low As
€138.80
€138.80
![UTC FIRE & SECURITY COMPANY 12-F27121-000-07-0T](https://az343058.vo.msecnd.net/productimagethumbnails/60a31a640d49409b80604fb7d7233e4f.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-F27121-000-07-0T
MODEL 27121-0, VERTICAL MOUNT, BRASS HEX HEAD, 360 F
€360.70
Buy Surplus As Low As
€216.23
€216.23
![UTC FIRE & SECURITY COMPANY 12-F27121-13000-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-F27121-13000-0T
MODEL 27121-20, 275°F,WITH FLUOROCARBON COATING
€411.69
Buy Surplus As Low As
€247.39
€247.39
![UTC FIRE & SECURITY COMPANY 12-F27121-22012-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-F27121-22012-0T
MODEL 27121-20, 325°F, WITH 12 INCH LEADWIRES
€386.19
Buy Surplus As Low As
€232.28
€232.28
![UTC FIRE & SECURITY COMPANY 12-F28021-005-06-0T](https://az343058.vo.msecnd.net/productimagethumbnails/15783c63e54644cea789651c8206dadb.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-F28021-005-06-0T
DISCONTINUED BY MANUFACTURER, HEAT DETECTOR, DETECT-A-FIRE, VERTICAL MOUNT, STAINLESS STEEL COUPLING HEAD, 325 F
Buy Surplus As Low As
€453.23
€453.23
![UTC FIRE & SECURITY COMPANY 12-G27121-000-08-0T](https://az343058.vo.msecnd.net/productimagethumbnails/67151ac8b8bc4df19d8e7b59a8b10bca.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-G27121-000-08-0T
MODEL 27121-0, VERTICAL MOUNT, BRASS HEX HEAD, 500° F
€300.27
Buy Surplus As Low As
€180.35
€180.35
![UTC FIRE & SECURITY COMPANY 12-G27121-020-07-0T](https://az343058.vo.msecnd.net/productimagethumbnails/5dcdd08079c74ad0ad62b9ac2060c635.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-G27121-020-07-0T
**NEW PART NUMBER IS 27121-20-450**,MODEL 27121-20, VERTICAL MOUNT, STAINLESS STEEL HEX HEAD, 450 F
Buy Surplus As Low As
€311.60
€311.60
![UTC FIRE & SECURITY COMPANY 12-G28021-005-07-0T](https://az343058.vo.msecnd.net/productimagethumbnails/70021c0b434441728d54daa8b10afa5f.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-G28021-005-07-0T
**NEW PARTNUMBER IS 28021-5-450**, HEAT DETECTOR SENSOR STAINLESS STEEL COUPLING HEAD, 450 F, MODEL 28021-5, VERTICAL MOUNT
Buy Surplus As Low As
€320.10
€320.10
![UTC FIRE & SECURITY COMPANY 12-G28021-13000-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-G28021-13000-0T
MODEL 28021-5, 450°F, WITH FLUOROCARBON COATING
€438.12
Buy Surplus As Low As
€263.44
€263.44
![UTC FIRE & SECURITY COMPANY 12-A27021-000-02-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-A27021-000-02-0T
MODEL 27021-0 HORIZONTAL FLUSH MOUNT, 140° F
€342.76
Buy Surplus As Low As
€205.84
€205.84
![UTC FIRE & SECURITY COMPANY 12-A27021-000-04-0T](https://az343058.vo.msecnd.net/productimagethumbnails/3241028a16fa44558e2d4d175df4d7c8.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-A27021-000-04-0T
HORIZONTAL FLUSH MOUNT, 190 F, 125V
€342.76
Buy Surplus As Low As
€205.84
€205.84
![UTC FIRE & SECURITY COMPANY 12-E27120-000-03-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27120-000-03-0T
MODEL 27120-0, VERTICAL MOUNT, BRASS HEX HEAD, 160° F (NORMALLY CLOSED)
€276.66
Buy Surplus As Low As
€166.19
€166.19
![UTC FIRE & SECURITY COMPANY 12-E27120-022-04-0T](https://az343058.vo.msecnd.net/productimagethumbnails/3ee442ddfae345ceba4dafb7373d8494.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27120-022-04-0T
DISCONTINUED BY MANUFACTURER, SENSOR, MODEL 27120-22, VERTICAL MOUNT, STAINLESS STEEL HEX HEAD, 190 F
Buy Surplus As Low As
€283.27
€283.27
![UTC FIRE & SECURITY COMPANY 12-E27120-022-05-0T](https://az343058.vo.msecnd.net/productimagethumbnails/d57a4bb5fa8643a0ac26a1cb01e84db4.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27120-022-05-0T
DISCONTINUED BY MANUFACTURER, SENSOR, VERTICAL MOUNT, STAINLESS STEEL HEX HEAD, 225 F
Buy Surplus As Low As
€439.07
€439.07
![UTC FIRE & SECURITY COMPANY 12-E27121-000-05-0T](https://az343058.vo.msecnd.net/productimagethumbnails/b1ab943e131b4ba0936b9bcae4d7290c.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27121-000-05-0T
FIRE DETECTOR, VERTICAL MOUNT, BRASS HEX HEAD, 225 F, CLOSE ON RISE, ROHS COMPLIANT
€501.39
Buy Surplus As Low As
€301.21
€301.21
![UTC FIRE & SECURITY COMPANY 12-E27121-000-06-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27121-000-06-0T
MODEL 27121-0, VERTICAL MOUNT, BRASS HEX HEAD, 210° F
€276.66
Buy Surplus As Low As
€166.19
€166.19
![UTC FIRE & SECURITY COMPANY 12-E27121-020-02-0T](https://az343058.vo.msecnd.net/productimagethumbnails/8f40318e804447849b499746e36a682f.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27121-020-02-0T
MODEL 27121-20, VERTICAL MOUNT, STAINLESS STEEL HEX HEAD, 140° F
€351.25
Buy Surplus As Low As
€211.51
€211.51
![UTC FIRE & SECURITY COMPANY 12-E27121-020-03-0T](https://az343058.vo.msecnd.net/productimagethumbnails/f26c562653de4da0919663fb54312aac.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27121-020-03-0T
MODEL 27121-20, VERTICAL MOUNT, STAINLESS STEEL HEX HEAD, 160° F
€351.25
Buy Surplus As Low As
€211.51
€211.51
![UTC FIRE & SECURITY COMPANY 12-E27121-020-04-0T](https://az343058.vo.msecnd.net/productimagethumbnails/feb0b19cd3924b9d80847133c7b74f6f.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27121-020-04-0T
MODEL 27121-20, VERTICAL MOUNT, STAINLESS STEEL HEX HEAD, 190° F
€377.69
Buy Surplus As Low As
€226.62
€226.62
![UTC FIRE & SECURITY COMPANY 12-E27121-31024-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27121-31024-0T
MODEL 27121-0, 190°F, WITH 24 INCH LEADWIRES
€322.93
Buy Surplus As Low As
€194.51
€194.51
![UTC FIRE & SECURITY COMPANY 12-E27121-33000-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27121-33000-0T
MODEL 27121-20, 190°F, WITH FLUOROCARBON COATING
€400.35
Buy Surplus As Low As
€240.78
€240.78
![UTC FIRE & SECURITY COMPANY 12-E27121-51024-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27121-51024-0T
MODEL 27121-0, 225°F, WITH 24 INCH LEADWIRES
€322.93
Buy Surplus As Low As
€194.51
€194.51
![UTC FIRE & SECURITY COMPANY 12-E27121-53000-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27121-53000-0T
MODEL 27121-20, 225°F, WITH FLUOROCARBON COATING
€400.35
Buy Surplus As Low As
€240.78
€240.78
![UTC FIRE & SECURITY COMPANY 12-E28021-005-04-0T](https://az343058.vo.msecnd.net/productimagethumbnails/9f1a553e1a524262b42b5e23e7c84f82.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E28021-005-04-0T
MODEL 28021-5, VERTICAL MOUNT, STAINLESS STEEL COUPLING HEAD, 190° F
€369.20
Buy Surplus As Low As
€221.89
€221.89
![UTC FIRE & SECURITY COMPANY 12-E28021-005-05-0T](https://az343058.vo.msecnd.net/productimagethumbnails/829e77aecd5d469496037d33d6e22d02.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E28021-005-05-0T
MODEL 28021-5, VERTICAL MOUNT, STAINLESS STEEL COUPLING HEAD, 225° F
€369.20
Buy Surplus As Low As
€221.89
€221.89
![UTC FIRE & SECURITY COMPANY 70-520000-001](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
70-520000-001
THD-7052 ELECTRONIC 135°F FIXED W/15°F ROR HEAT DETECTOR
€67.04
Buy Surplus As Low As
€40.60
€40.60
![UTC FIRE & SECURITY COMPANY 70-530000-001](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
70-530000-001
THD-7053 ELECTRONIC 135°F FIXED TEMP HEAT DETECTOR (LIMITED AVAILABILITY)
€50.04
Buy Surplus As Low As
€30.22
€30.22
![UTC FIRE & SECURITY COMPANY 12-A27021-001-0T (160F)](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-A27021-001-0T (160F)
MODEL 27021-1, HORIZONTAL SURFACE MOUNT, 160° F
(NON STOCK ITEM)
€342.76
Buy Surplus As Low As
€205.84
€205.84
![UTC FIRE & SECURITY COMPANY 12-A27021-001-0T (225F)](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-A27021-001-0T (225F)
MODEL 27021-1, HORIZONTAL SURFACE MOUNT, 225° F
(NON STOCK ITEM)
€342.76
Buy Surplus As Low As
€205.84
€205.84
![UTC FIRE & SECURITY COMPANY 12-B27020-000-0T (275F)](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-B27020-000-0T (275F)
MODEL 27020-0, HORIZONTAL FLUSH MOUNT, NORMALLY CLOSED, 275° F (NON STOCK ITEM)
€342.76
Buy Surplus As Low As
€205.84
€205.84
![UTC FIRE & SECURITY COMPANY 12-B27020-000-0T (325F)](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-B27020-000-0T (325F)
MODEL 27020-0, HORIZONTAL FLUSH MOUNT, NORMALLY CLOSED, 325° F (NON STOCK ITEM)
€342.76
Buy Surplus As Low As
€205.84
€205.84
![UTC FIRE & SECURITY COMPANY 12-B27021-001-0T (275F)](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-B27021-001-0T (275F)
MODEL 27021-1, HORIZONTAL SURFACE MOUNT, 275° F
(NON STOCK ITEM)
€342.76
Buy Surplus As Low As
€205.84
€205.84
![UTC FIRE & SECURITY COMPANY 12-B27021-001-0T (325F)](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-B27021-001-0T (325F)
MODEL 27021-1, HORIZONTAL SURFACE MOUNT, 325° F
(NON STOCK ITEM)
€342.76
Buy Surplus As Low As
€205.84
€205.84
![UTC FIRE & SECURITY COMPANY 12-E27120-000-0T (210F)](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27120-000-0T (210F)
MODEL 27120-0, VERTICAL MOUNT, BRASS HEX HEAD, 210° F
(NON STOCK ITEM) (NORMALLY CLOSED)
€276.66
Buy Surplus As Low As
€166.19
€166.19
![UTC FIRE & SECURITY COMPANY 12-E27120-022-0T (160F)](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27120-022-0T (160F)
MODEL 27120-22, VERTICAL MOUNT, STAINLESS STEEL HEX HEAD, 160° F (NON STOCK ITEM)
€351.25
Buy Surplus As Low As
€211.51
€211.51
![UTC FIRE & SECURITY COMPANY 12-E28020-003-0T (190F)](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E28020-003-0T (190F)
MODEL 28020-3, VERTICAL MOUNT, STAINLESS STEEL COUPLING HEAD, 190° F (NON STOCK ITEM)
€369.20
Buy Surplus As Low As
€221.89
€221.89
![UTC FIRE & SECURITY COMPANY 12-E28020-003-0T (210F)](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E28020-003-0T (210F)
MODEL 28020-3, VERTICAL MOUNT, STAINLESS STEEL COUPLING HEAD, 210° F (NON STOCK ITEM)
€369.20
Buy Surplus As Low As
€221.89
€221.89
![UTC FIRE & SECURITY COMPANY 12-E28020-003-0T (225F)](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E28020-003-0T (225F)
MODEL 28020-3, VERTICAL MOUNT, STAINLESS STEEL COUPLING HEAD, 225° F (NON STOCK ITEM)
€369.20
Buy Surplus As Low As
€221.89
€221.89
![UTC FIRE & SECURITY COMPANY 12-E28021-005-0T (140F)](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E28021-005-0T (140F)
MODEL 28021-5, VERTICAL MOUNT, STAINLESS STEEL COUPLING HEAD, 140° F (NON STOCK ITEM)
€369.20
Buy Surplus As Low As
€221.89
€221.89
![UTC FIRE & SECURITY COMPANY 12-E27121-000-02-0T](https://az343058.vo.msecnd.net/productimagethumbnails/8a8914be14bb4500829b9986378497cc.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-E27121-000-02-0T
VERTICAL MOUNT, BRASS HEX HEAD, MODEL 27121-0, 140 F, SHORTENED PN: 27121-0 (140)
€329.35
Buy Surplus As Low As
€198.29
€198.29
![UTC FIRE & SECURITY COMPANY WK-840845-000](https://az343058.vo.msecnd.net/productimagethumbnails/b3cbdd52b33d4d7b8d35549baad01a61.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
WK-840845-000
PNEUMATIC HEAT DETECTOR (1/8” TUBING, INDUSTRIAL)
€549.54
Buy Surplus As Low As
€330.48
€330.48
![UTC FIRE & SECURITY COMPANY WK-841241-000](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
WK-841241-000
PNEUMATIC HEAT DETECTOR (3/16” TUBING, MARINE)
€366.36
Buy Surplus As Low As
€220.01
€220.01
![UTC FIRE & SECURITY COMPANY 12-F27121-000-10-0T](https://az343058.vo.msecnd.net/productimagethumbnails/e88c686db2944e24a3969d12144e8568.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-F27121-000-10-0T
MODEL 27121-0, VERTICAL MOUNT, BRASS HEX HEAD, 275° F
€294.60
Buy Surplus As Low As
€177.52
€177.52
![UTC FIRE & SECURITY COMPANY 12-F27121-020-06-0T](https://az343058.vo.msecnd.net/productimagethumbnails/a169c7e8045a47c7aaf094f7c64357ca.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-F27121-020-06-0T
MODEL 27121-20, VERTICAL MOUNT, STAINLESS STEEL HEX HEAD, 325° F
€369.20
Buy Surplus As Low As
€221.89
€221.89
![UTC FIRE & SECURITY COMPANY 12-F27121-020-10-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-F27121-020-10-0T
MODEL 27121-20, VERTICAL MOUNT, STAINLESS STEEL HEX HEAD, 275° F
€361.64
Buy Surplus As Low As
€217.17
€217.17
![UTC FIRE & SECURITY COMPANY 12-F27121-23000-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-F27121-23000-0T
MODEL 27121-20, 325°F,WITH FLUOROCARBON COATING
€411.69
Buy Surplus As Low As
€247.39
€247.39
![UTC FIRE & SECURITY COMPANY 12-F27121-33000-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-F27121-33000-0T
MODEL 27121-20, 360°F,WITH FLUOROCARBON COATING
€411.69
Buy Surplus As Low As
€247.39
€247.39
![UTC FIRE & SECURITY COMPANY 12-F28021-12012-0T](https://az343058.vo.msecnd.net/productimagethumbnails/preview.jpg)
UTC FIRE & SECURITY COMPANY
KIDDE FIRE SYSTEMS
12-F28021-12012-0T
MODEL 28021-5, 275°F,WITH 12 INCH LEADWIRES
€406.96
Buy Surplus As Low As
€244.56
€244.56