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Datasheet generated 2026-10-07
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Danfoss RT110 Pressure Switch 0.2 to 3 bar SPDT Auto Reset (017-529266)

Danfoss · Sensors & Instrumentation · Pressure Sensors · Denmark · danfoss.com
Part Number
017-529266  ·  HS 9032.20
Danfoss RT110 Pressure Switch 0.2 to 3 bar SPDT Auto Reset (017-529266)

Danfoss RT110 mechanical pressure switch with bellows sensing element, SPDT contact and auto reset. Regulating range 0.2 to 3 bar; G 3/8 male (ISO 228-1) pressure connection; maximum working pressure 7 bar; enclosure IP66. For industrial and marine refrigeration and HVAC applications. Danfoss code number 017-529266; EAN 5702423121335.

Technical Specifications

BrandDanfoss
ModelRT110 pressure switch
Code number017-529266
Regulating range (Pe)0.2 to 3 bar
Maximum working pressure7 bar
Contact functionSPDT
ResetAuto
Differential0.08 to 0.25 bar (adjustable)
Pressure sensing elementbellows
Pressure connectionG 3/8 male (ISO 228-1)
EnclosureIP66
Ambient temperature range-50 to +70 degC
Cable entry2 x Pg 13.5
Contact ratingAC15=3 A at 400 V; AC1=10 A at 400 V; AC3=4 A at 400 V; DC13=12 W at 220 V; LR=28 A at 400 V
StandardsEN 60947-4, EN 60947-5, DIN 40430
ApprovalsBV, CCC, CE, DNV, EAC, GL, KR, LR, LVD, NKK, RINA, RMRS, RoHS, TYSK
EAN5702423121335
Part number017-529266
Net weight0.896 Kilogram
TypeRT110
Product groupSwitches 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
ApprovalBV
CE markYes
China RoHS complianceYes
Contact rating @ 250K cyclesAC15=1 A, 400 V
Differential [bar] [max]0.25 bar
Differential [bar] [min]0.08 bar
Differential [psi] [max]3.6 psi
Differential [psi] [min]1.2 psi
EEE category5 small equipment (any external dimension < 50 cm)
Electrical conn
Male/FemaleFemale
Electrical connectionScrewed cable entry
Electrical connection size2xPg 13.5
Electrical connection standardDIN 40430
Electrical spec. standardEN 60947-4/-5
EN 60947 electrical propertiesInsulation: 400V
EN 60947 wiring propertiesFlex, ferrules: 0.2-1.5 mm2
Enclosure rating IPIP66
EU RoHS complianceYes
Fluid Group1
In scope of WEEEYes
Max. test pressure [bar] Pe8 bar
Max. test pressure [psig]116 psig
Max. Working Pressure [bar]7 bar
Max. Working Pressure [psig]100 psig
PED categoryIV
Pressure connection size3/8
Pressure connection standardISO 228-1
Pressure connection typeG
Pressure Male/FemaleMale
REACH Candidate List substancesLead (CAS no. 7439-92-1)
Regulation range [bar] Pe [max]3 bar
Regulation range [bar] Pe [min]0.2 bar
Regulation range [psig] Pe [max]43.5 psig
Regulation range [psig] Pe [min]2.9 psig
Reset functionAuto

Properties

MaterialBellows sensing element
Pressure rating7 bar
Temperature range-50 to +70 degC
IP ratingIP66
Primary standardEN 60947-5
Thread standardISO 228-1
MOQ1

Compatibility

G 3/8 male (ISO 228-1) pressure connection. Confirm range and reset type against application.

Standards

Approvals

Attached Documents