Katko IsoSafe IP69K-rated stainless steel safety switches are engineered for environments requiring the highest levels of protection, hygiene and corrosion resistance. Housed in acid-proof AISI 316L enclosures with IP69K protection, these switches withstand high-pressure, high-temperature washdowns and harsh conditions, making them ideal for food processing, pharmaceutical facilities, washdown zones and other demanding applications.
Designed for dependable performance, the range combines robust construction with clear, front-operated switching and padlockable interlocks, ensuring both safety and reliability in challenging environments.
GTIN
6419410275658
Rated operational current AC-23A 415V (A)
25
Enclosure type
Stainless steel enclosure (AISI 316L)
Enclosure
RA2 (120 x 160 x 77 mm)

Product details and documents
Technical data
Cable entries
2 x plug, plastic; 1 x plug, metal
Depth
77 mm
EMC
false
Enclosure
RA2 (120 x 160 x 77 mm)
Enclosure type
Stainless steel enclosure (AISI 316L)
ETIM Class
EC000216
GTIN
6419410275658
Height
160 mm
IP rating
IP69K
Long product name
4-pole, Yellow-red handle,IP69K, Acid-resistant stainless steel enclosure (AISI 316L); W120 x H160 x D77, Cable entries: 2 x plug, plastic; 1 x plug, metal
Max. term. torque (Nm)
1.8
Mech. endurance (no. of oper.)
50000
Net weight
0.6528 kg
Nom. values w/cable size (mm²)
10
Number of poles
4
Product type
KER 425 YRIP69K RA2 2XKST25P KST16M
Rated breaking cap. ICN AC-23A 415V (A)
200
Rated breaking cap. ICN AC-23A 500V (A)
200
Rated breaking cap. ICN AC-23A 690V (A)
200
Rated fused short-ckt current back-up fuse opt 1 (A)
25
Rated fused short-ckt current peak value (kA)
3.8
Rated fused short-ckt current RMS Ik opt 1 (kA)
50
Rated fused short-ckt. impulse withstand volt. Uimp (kV)
8
Rated insulation volt. Ui (V)
800
Rated operational current AC-21A 415V (A)
40
Rated operational current AC-21A 500V (A)
40
Rated operational current AC-21A 690V (A)
40
Rated operational current AC-22A 415V (A)
25
Rated operational current AC-22A 500V (A)
25
Rated operational current AC-22A 690V (A)
25
Rated operational current AC-23A 415V (A)
25
Rated operational current AC-23A 500V (A)
25
Rated operational current AC-23A 690V (A)
25
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 415V (kW)
11
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 500V (kW)
15
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 690V (kW)
22
Rated short-ckt. making cap. Icm 690V (kA)
1
Rated short-time withstand current 1s Icw 690V (kA)
0.7
Rated therm. current Ithe (A)
40
Rated therm. current Ith (A)
40
Short product description
Isolating switch 4x25A IP69K
Switch type
Load Break Switch
Technical name
4x25A 400V 11kW
Terminals bolt size (Cu mm²)
1,5..16
Volume
1.4784 l
Width
120 mm
Dimensional drawing
Logistical data
Package size 1
1
Package size 1 depth
77 mm
Package size 1 GTIN code
6419410275986
Package size 1 height
160 mm
Package size 1 volume
1.4784 l
Package size 1 weight
0.6143 kg
Package size 1 width
120 mm
Sales unit
1
Downloadables
- Dimensional drawings media (609277eae34c3d08b80d24c200179fa5dc33d2ad_IsoSafe_RA2_Dim.png)
- Brochures (6379e76fa5ee33ff60767c9781ca3ebaada6c217_KATKO_IsoSafe_catalogue_102024_en.pdf)
- Brochures (88bc9d1eaaa50e840fe66815236a2d4c16fce617_KATKO_IsoSafe_catalogue_082022_fi.pdf)
- Brochures (86a395c9341799e90f45174a6e4861db77624a97_KATKO_IsoSafe_catalogue_012025_pl.pdf)
- Installation manuals (5aa7d39367e770457aaa13b4f7f5aceb329a263a_KATKO_IsoSafe_RA2_installation_manual_96_en.pdf)
Related accessories
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Auxiliary contact 1NO
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Auxiliary contact 1NC
Product type1NC40KU -
Front plate for 4P switches
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Frontplate with auxiliary contacts 1NO+1NC
Product typeFP40KU4P1OC
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