Ei Elcon Instruments 
Model: 1631-3D-PF
1600 Series Shunt-Diode Safety Barrier 
1631-3D-P-F / 16313DPF





** Have some minor cosmetic issues in plastic body, one fuse and holder also missing. 
Please must check picture no. 3 to 5.



The Elcon Instruments 1631-3D-PF is a Shunt-Diode Safety Barrier from the Series 1600, designed to ensure intrinsic 
safety in hazardous environments by limiting voltage and current to prevent the ignition of flammable gases or dust. 
This model features multiple channels, each rated at 63mA, with external fuses for additional protection. It operates in 
temperatures up to 55°C and supports a maximum input voltage of 250V. Certified for [EEx ia] IIC standards and CESI 
approved (EX-92.C.034 X), it is ideal for industries requiring explosion-proof barriers to maintain safe electrical 

operations in potentially explosive atmospheres.



Series: 1600 Shunt-Diode Safety Barriers
Maximum Ambient Temperature: 55°C
Maximum Input Voltage (UM): 250V
Certification: [EEx ia] IIC, CESI EX-92.C.034 X
Current Ratings(Per Channel): 63mA




Have some marks and scratches due to old stock. 


© All the pictures are Organic and this part is physically in our stock.






Condition and Details:

This is a used item in normal condition.
Not In the Original Packing
No Accessories / Cables or probe (only what showing in actually given pictures and in the description).




Old Stock.






Shipping:
Usually, we ship same business day, subject to clear funds into our account 
Standard order processing time is 2 to 4 business days 
Item will be packed as per International Standard, 
International Orders: DHL / SingPost / EMS 
 

* Expedited shipping is available for an extra fee.
* International buyers pay all custom, duties, taxes & brokerage fees at their end
 
Warranty and Returns:
Warranty:

30 DAYS Money Back or Replacement, buyer pays return shipping


Product Returns:

Returns:
Return 
to Base Warranty, Any type of power failure/burn / physical damage / tempered seal will void the warranty.
 







Payment:
Payment Methods:

PayPal
Credit Cards  
Wire-transfer: Kindly contact us for payment instructions

International buyers without PayPal: Kindly contact us before bidding
                          
About Us:
We deal in Semiconductor & Wafer Handling Parts/Components/machinery and types of equipment. A Verity of Industrial Automation Equipment and Parts.

Industrial PCs, PLCs, HMI, Controllers, and Sensors.
Industrial robotics, Data Acquisition, and Test & Measurement.  
Industrial Single Board Computers.
Marine Parts / Equipments.
Oil & Gas and offshore station.
Lab and Research Equipments.

We Source, We Refurbish, We Service and We also Repair …please contact for any further detailed inquiries.