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Datasheet generated 2026-10-07
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Danfoss KPS31 pressure switch, 0–2.5 bar (0–36 psig), 0.1 bar (1.5 psi) differential, automatic reset, SPDT, G 1/4 in, IP67

Danfoss · Sensors & Instrumentation · Pressure Switches · Denmark · danfoss.com
Part Number
060-311066  ·  HS 9026.20
Danfoss KPS31 pressure switch, 0–2.5 bar (0–36 psig), 0.1 bar (1.5 psi) differential, automatic reset, SPDT, G 1/4 in, IP67

Danfoss KPS31 pressure switch, code 060-311066. Regulation range 0–2.5 bar (0–36 psig) with 0.1 bar (1.5 psi), fixed differential and automatic reset, SPDT snap-action contact system. Pressure connection G 1/4 in (ISO 228-1, female); screwed cable entry, Pg 13.5 (DIN 40430) electrical entry; IP67 enclosure. Max working pressure 6 bar (87 psig). Bellows/diaphragm sensing element. ABS, BV, CCS, DNV, GL, LR, RINA, NKK marine type approval. EAN 5702423146871.

Technical Specifications

TypeKPS31 pressure switch
Code number060-311066
Regulation range0–2.5 bar (0–36 psig)
Differential0.1 bar (1.5 psi), fixed
Resetautomatic
Contact systemSPDT
Contact ratingSPDT gold; AC1 10 A/440 V, AC15 4 A/440 V, DC13 12 W/220 V
Pressure connectionG 1/4 in (ISO 228-1, female)
Electrical connectionscrewed cable entry, Pg 13.5 (DIN 40430)
Max working pressure6 bar (87 psig)
EnclosureIP67
Ambient temperature-40 to +70 °C
ApprovalsCE, UL, DNV, ABS, BV, LR, GL, RINA, EAC, EU RoHS; ABS, BV, CCS, DNV, GL, LR, RINA, NKK marine type approval
EAN5702423146871
Net weight1.04 Kilogram
Product groupSwitches and thermostats
Amb
Temp
Note80 °C/176 °F for max 120 min
Ambient temperature range [°C] [max]70 °C
Ambient temperature range [°C] [min]-40 °C
Ambient temperature range [°F] [max]158 °F
Ambient temperature range [°F] [min]-40 °F
ApprovalABS
CE markYes
China RoHS complianceYes
Contact functionSPDT gold
Differential [bar]0.1 bar
Differential [psi]1.5 psi
Electrical conn. commentsMetal cable gland
Electrical conn
Male/FemaleFemale
Electrical connection sizePg 13.5
Electrical connection standardDIN 40430
EN 60947 electrical propertiesInsulation: 400V
EN 60947 wiring propertiesFlex, ferrules: 0.5-1.5 mm2
Enclosure rating IPIP67
EU RoHS complianceOut of scope
Identical product060-410066
Max. test pressure [bar] Pe6 bar
Max. test pressure [psig]87 psig
Max. Working Pressure [bar]6 bar
Max. Working Pressure [psig]87 psig
Pressure connection size1/4
Pressure connection standardISO 228-1
Pressure connection typeG
Pressure Male/FemaleFemale
Pressure sensing elementBellows
REACH Candidate List substancesLead (CAS no. 7439-92-1)
Regulation range [bar] Pe [max]2.5 bar
Regulation range [bar] Pe [min]0 bar
Regulation range [MPa] Pe [max]0.25 MPa
Regulation range [MPa] Pe [min]0 MPa
Regulation range [psig] Pe [max]36 psig
Regulation range [psig] Pe [min]0 psig
Reset functionAuto
UL approval file nameE73170
UL markYes

Properties

MaterialSteel housing; gold-plated SPDT contacts; bellows element
Pressure ratingmax working pressure 6 bar (87 psig)
Temperature range-40 to +70 °C
IP ratingIP67
Thread standardG 1/4 in (ISO 228-1, female)
MOQ1

Compatibility

Automatic-reset KPS31 for marine and industrial pressure control. IP67 marine-approved sealed enclosure.

Standards

Approvals

Attached Documents