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KDB Series - Aluminum ATEX And IECEx Certified Drain/Breather - Thread Size M16 NPT

By Killark 

Catalog ID: KDB-M16CEN

By Killark
Catalog ID:  KDB-M16CEN
The KB & KDB drain and breather are installed either the bottom top of an enclosure. When installed in the bottom they act as a gravity fed drain to expel moisture from condensation that can build up in electrical enclosures When installed in the top of an enclosure it acts a s a breather allowing air to enter and prevent a vacuum which can cause the drain not to flow properly. They are UL / cCSAus / FM certified for Class I Class I Zone 1 & 2 Class III, Type 4 & 4X. Also, ATEX, IEC Ex, Ex db IP66 with suffix “CEN”. Review each part for hazardous rating suitability and notified body. The KB & KDB are offered in aluminum, 300 series stainless steel and 316 stainless steel. Thread sizes ¼”to 1/2” NPT and Metric sizes M16 & M20.

The drain and breather has a M16 thread size.

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Application When installed in the top of an enclosure, these fittings act as breathers which allows air flow through the enclosure. Bottom installations permit water from condensation to drain from the enclosure continuously.
Color Gray
EU RoHS Indicator Contact Manufacturer
Material Aluminum, Copper Free (less than 4/10 of 1%)
Series KDB
Type Drain & Breather
UPC 783936076065


Dimensions 2 in x 1 in x 1 in
Gross Weight with Packaging 0.125
Height 1 in
Hub Size M16
Length 2 in
Width 1 in

Certifications and Compliance

ATEX File Number SIRA 10ATEX1351U
CSA File Number LR11716
Hazardous Rating(s)
  • Class I, Divisions 1 & 2, Groups C, D
  • Class I, Zones 1 & 2, Groups IIB, IIA
  • Class II, Divisions 1 & 2, Groups E, F, G
  • Class III, Divisions 1 & 2
IECEx File Number IEC Ex CSA 10.0007U