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Indicator Series EX-D


These plugs and sockets are used for connecting electrical equipment to power supply in hazardous locations.

. All Petroleum Production and Refinery
. Petroleum Loading and Transportation
. Petroleum Storage and Retail
. Paint Facilities
. Pumping Stations in any Environment
. Metal Smelting, Foundry and Fabrication
. Ming Operations and Service
. Ocean Platform Facilities and Structure
. Aerospace Clean Room and Production
. Chemical Production and Storage
. Ocean Vessel Operations
. Military Space Conditions
. Flour and Fine Particle Production and Storage
. Food and Distilling Production
. Electrical Power Generation and Stations
. Other high humidity, high vapor, high dust and  high temperature locations 



Stainless steel and PC material;

Environment temperature: -60℃ - +70℃;

Degree of protection: IP66-IP68.


Rating and Certificates



UL1203 and UL50

Class l,Division 1, Groups A,B,C,D

Class l,Division 2, Groups A,B,C,D

Class ll,Division 1, Groups E,F,G

Class ll,Division 2, Groups F,G 

Class lll

Marine and Wet Locations



5 years limited warranty and any other warranty period specified in agreement


Typical model 

Type Colour Color Code
    220V-415V 220V DC 48V-120V AC/DC 12V-36V AC/DC
Screw connection Red Ra Rb Rc Rd
Green Ga Gb Gc Gd
Yellow Ya Yb Yc Yd
Blue Ba Bb Bc Bd
White Wa Wb Wc Wd




• Only offer 5 year's warranty or any other warranty period specified in the contract for the product from the date of purchase:
• Invoice or shipment bill is required to claim the warranty.
• The warranty policy only requires manufacturer to repair the defective product or send substitute for replacement.
• Installation labor, electricity cost and other related cost will not be covered by the manufacturer warranty policy.
• Warranty doesn't cover the defect caused by inappropriate use, especially if directions of the instructions for use are not observed, normal abrasion as well as failures which affect the value or use of the product insignificantly.


Download the data sheets below or contact our sales rep. for more information.