Hello Suppliers,
We are looking to purchase Smart Prepaid Diaphragm Gas Meters in the G1.6 to G25 range. These meters must be suitable for residential and industrial use with natural gas.

Required Features:

Diaphragm-type meter

IC card or keypad-based prepayment system

GPRS communication

Built-in shut-off valve

LCD screen showing gas volume, battery level, and tamper alerts

Mandatory Certifications:

EN 1359: 2017 (Diaphragm gas meter standard)

OIML R137-1 & 2 (International legal metrology standard)

ATEX Zone 2 (preferred but optional)

Important:
Suppliers without valid EN1359 and OIML R137 certifications will not be considered.
Please share your technical datasheet, certifications, pricing (CIF or FOB), delivery timeline, and minimum order quantity.

Looking forward to your detailed quotation.