Danfoss RT33B Pressure Switch 0 to 2.5 SPDT Manual Min Reset (017-526266)
Danfoss

Danfoss RT33B Pressure Switch 0 to 2.5 SPDT Manual Min Reset

Part number017-526266Item numberDANFOSS-017-526266EAN / GTIN5702428042956HS code9032.20
EN 60947-5
IPIP54MaterialBellows sensing elementCCC, CE, EAC, LVD, PED, RMRS
MOQ:1

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Product Description

Danfoss RT33B mechanical pressure switch with bellows sensing element, single-pole double-throw (SPDT) contact and manual min reset. Regulating range 0 to 2.5 bar; G 1/2 male pressure connection (ISO 228-1); enclosure IP54. Danfoss code number 017-526266.

Technical Specifications

Brand
Danfoss
Model
RT33B pressure switch
Code number
017-526266
Regulating range (Pe)
0 to 2.5 bar
Maximum working pressure
7 bar
Contact function
SPDT (single-pole double-throw)
Reset
Manual Min
Differential
0.1 (fixed) bar
Pressure connection
G 1/2 male (ISO 228-1)
Enclosure
IP54
Maximum test pressure
8 bar
EAN
5702428042956
Net weight
0.91 kg; gross weight: 1.02 kg
Pressure sensing element
bellows
Ambient temperature range
-40 to +70 degC (-40 to +158 degF)
Cable entry
2 x Pg 13.5
Contact rating
AC15=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
Standards
EN 60947-4, EN 60947-5
Approvals
CCC, CE, EAC, LVD, PED, RMRS
Type
RT33B
Product group
Switches and thermostats
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
Approval
CCC
Burst pressure [bar]
28 bar
CE mark
Yes
China RoHS compliance
Yes
Contact rating @ 250K cycles
AC15=1 A, 400 V
Differential [bar]
0.1 bar
Differential [psi]
1.5 psi
EEE category
5 small equipment (any external dimension < 50 cm)
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
IP54
EU RoHS compliance
Out of scope
Fluid Group
1
In scope of WEEE
Yes
Max. test pressure [bar] Pe
8 bar
Max. test pressure [psig]
116 psig
Max. Working Pressure [bar]
7 bar
Max. Working Pressure [psig]
100 psig
PED category
IV
Pressure connection size
1/2
Pressure connection standard
ISO 228-1
Pressure connection type
G
Pressure Male/Female
Male
REACH Candidate List substances
Lead (CAS no. 7439-92-1)
Regulation range [bar] Pe [max]
2.5 bar
Regulation range [bar] Pe [min]
0 bar
Regulation range [psig] Pe [max]
36.3 psig
Regulation range [psig] Pe [min]
0 psig
Reset function
Manual Min

Standards & Compliance

Standard
EN 60947-5
Material
Bellows sensing element
Thread Standard
ISO 228-1
Pressure Rating
7 bar
Temperature Range
-40 to +70 degC
IP Rating
IP54
Classification / Approval
CCC, CE, EAC, LVD, PED, RMRS
HS Code
9032.20

Compatibility & Fitment

G 1/2 male (ISO 228-1) pressure connection. Confirm range and reset type 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 Pressure Switch Type RT — Data Sheet (Danfoss)

Catalogue entry last verified: 2026-09-03. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy 017-526266?
017-526266 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 017-526266.
What is the HS code for 017-526266?
The customs tariff (HS) code for 017-526266 is 9032.20.
Who manufactures 017-526266?
017-526266 is a Danfoss product in the Sensors & Instrumentation range.
Is a datasheet available for 017-526266?
Yes — the 017-526266 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for 017-526266?
The minimum order quantity is 1.
Is 017-526266 available?
Yes — 017-526266 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).