Danfoss RT140 Thermostat 15 to 45 SPDT Auto Reset, 2 m capillary (017-523666)
Danfoss

Danfoss RT140 Thermostat 15 to 45 SPDT Auto Reset, 2 m capillary

Part number017-523666Item numberDANFOSS-017-523666EAN / GTIN5702423120901HS code9032.10
EN 60947-5
IPIP66MaterialRemote duct sensorCCC, CE, EAC, LVD, RMRS, RoHS, RoHS China
Sensors & Instrumentation
Temperature Sensors
MOQ:1

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Product Description

Danfoss RT140 mechanical temperature switch (thermostat) with remote duct sensor and SPDT contact, auto reset. Sensor setting range 15 to 45; differential 1.8 to 11 degC (adjustable); enclosure IP66. For industrial and marine refrigeration and HVAC applications. Danfoss code number 017-523666; EAN 5702423120901.

Technical Specifications

Brand
Danfoss
Model
RT140 thermostat
Code number
017-523666
Sensor temperature setting range
15 to 45
Differential
1.8 to 11 degC (adjustable)
Contact function
SPDT
Reset
Auto
Sensor type
remote duct sensor, sensor 25 x 90 mm
Capillary tube length
2000 mm (2 m)
Enclosure
IP66
Ambient temperature range
-50 to +70 degC
Cable entry
2 x Pg 13.5
Contact rating
AC15=3 A, 400 V; AC1=10 A, 400 V; AC3=4 A, 400 V; DC13=12 W, 220 V; LR=28 A, 400 V
Standards
EN 60947-4, EN 60947-5
Approvals
CCC, CE, EAC, LVD, RMRS, RoHS, RoHS China
EAN
5702423120901
Part number
017-523666
Net weight
1.058 Kilogram
Type
RT140
Product group
Switches and thermostats
Ambient temperature range [°C] [max]
70 °C
Ambient temperature range [°C] [min]
-50 °C
Ambient temperature range [°F] [max]
158 °F
Ambient temperature range [°F] [min]
-58 °F
Approval
CCC
Cap. tube length fraction [in]
78 3/4 in
Capillary tube length [mm]
2000 mm
CE mark
Yes
Charge type
Adsorption
China RoHS compliance
Yes
Diff. @ Max. range setting[°C] [max]
11 °C
Diff. @ Max. range setting[°C] [min]
2.5 °C
Diff. @ Min. range setting[°C] [max]
8 °C
Diff. @ Min. range setting[°C] [min]
1.8 °C
Differential type
Adjustable
Electrical conn. Male/Female
Female
Electrical connection
Screwed cable entry
Electrical connection size
2xPg 13.5
Electrical connection standard
DIN 40430
Electrical spec. standard
EN 60947-4/-5
EN 60947 electrical properties
Insulation: 400V
EN 60947 wiring properties
Flex, ferrules: 0.2-1.5 mm2
Enclosure rating IP
IP66
EU RoHS compliance
Yes
Max. sensor temperature [°C]
240 °C
Max. sensor temperature [°F]
464 °F
Other RoHS documentation
Saudi Arabia RoHS
REACH Candidate List substances
Lead (CAS no. 7439-92-1)
Reset function
Auto
Sensor size (Ø x L) [in]
1 x 3 1/2 in
Sensor size (Ø x L) [mm]
25 x 90 mm
Temperature range [°C] [max]
45 °C
Temperature range [°C] [min]
15 °C
Temperature range [°F] [max]
113 °F
Temperature range [°F] [min]
59 °F

Standards & Compliance

Standard
EN 60947-5
Material
Remote duct sensor
Temperature Range
-50 to +70 degC (ambient); sensor 15 to 45 degC
IP Rating
IP66
Classification / Approval
CCC, CE, EAC, LVD, RMRS, RoHS, RoHS China
HS Code
9032.10

Compatibility & Fitment

RT140 remote duct sensor thermostat, 2 m capillary. Confirm setting range, reset type and sensor/capillary length against application.

Not sure if it fits? Email sales@cballast.com with your equipment serial number or photos — we confirm fit before you order.

Product Documentation

Document preview: Danfoss Thermostat Type RT — Data Sheet (Danfoss)

Catalogue entry last verified: 2026-08-23. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy 017-523666?
017-523666 can be ordered from cballast.com as a Danfoss catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
What is the manufacturer part number for this Danfoss product?
The manufacturer part number is 017-523666.
What is the HS code for 017-523666?
The customs tariff (HS) code for 017-523666 is 9032.10.
Who manufactures 017-523666?
017-523666 is a Danfoss product in the Sensors & Instrumentation range.
Is a datasheet available for 017-523666?
Yes — the 017-523666 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for 017-523666?
The minimum order quantity is 1.
Is 017-523666 available?
Yes — 017-523666 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).