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Datasheet generated 2026-10-07
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Danfoss RT260AL Differential Pressure Switch 0.5 to 4 bar SPDT Auto Reset (017D004866)

Danfoss · Sensors & Instrumentation · Differential Pressure Sensors · Denmark · danfoss.com
Part Number
017D004866  ·  HS 9032.20
Danfoss RT260AL Differential Pressure Switch 0.5 to 4 bar SPDT Auto Reset (017D004866)

Danfoss RT260AL mechanical differential pressure switch with bellows sensing element, SPDT (neutral zone) contact and auto reset. Monitors the pressure difference across two connections; differential setting range 0.5 to 4 bar; maximum working pressure 22 bar; G 3/8 male pressure connection (ISO 228-1); enclosure IP66. Danfoss code number 017D004866; EAN 5702428042727.

Technical Specifications

BrandDanfoss
ModelRT260AL differential pressure switch
Code number017D004866
Differential pressure range0.5 to 4 bar
Maximum working pressure22 bar
Contact functionSPDT (neutral zone)
ResetAuto
Pressure sensing elementbellows
Pressure connectionG 3/8 male (ISO 228-1)
EnclosureIP66
Ambient temperature range-50 to +70 degC (-58 to +158 degF)
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
Maximum test pressure25 bar
EAN5702428042727
Net weight1.022 kg
Gross weight1.3 kg
StandardsEN 60947-4, EN 60947-5
ApprovalsCCC, CE, EAC, LVD, PED, RMRS
TypeRT260AL
Product groupSwitches and thermostats
Alarm SignalFalling
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
ApprovalCCC
CE markYes
China RoHS complianceYes
Contact differential [bar]0.3 bar
Diff.press.setting range [bar] [max]4 bar
Diff.press.setting range [bar] [min]0.5 bar
Diff.press.setting range [MPa] [max]0.4 MPa
Diff.press.setting range [MPa] [min]0.05 MPa
Diff.press.setting range [psi] [max]58 psi
Diff.press.setting range [psi] [min]7.3 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
Factory setting [bar]0.14 bar
Factory setting [MPa]0.014 MPa
Factory setting [psig]2 psig
In scope of WEEEYes
Max. neutral zone [bar]0.9 bar
Max. test pressure [bar] Pe25 bar
Max. test pressure [psig]362 psig
Max. Working Pressure [bar]22 bar
Max. Working Pressure [psig]319 psig
Operat. range LP side [bar] Pe [max]18 bar
Operat. range LP side [bar] Pe [min]-1 bar
Operat. range LP side [psig]Pe [max]261 psig
Operat. range LP side [psig]Pe [min]-15 psig
Pressure connection notesWeld nipple d6.5/D10mm
Pressure connection size3/8
Pressure connection standardISO 228-1
Pressure connection typeG
Pressure Male/FemaleMale
Pressure range [bar] Pe [max]18 bar
Pressure range [bar] Pe [min]-1 bar
REACH Candidate List substancesLead (CAS no. 7439-92-1)
Relay release time [s]0 s
Reset functionAuto

Properties

MaterialBellows sensing element
Pressure rating22 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. Neutral-zone (adjustable) differential pressure switch; confirm range and reset type against application.

Standards

Approvals

Attached Documents