Red Seal Measurement Neptune 4D-MT LPG Tank Truck Meter
Red Seal Measurement Neptune 4D-MT LPG Tank Truck Meter
The Neptune 2″ LPG meter is the global industry standard for truck-mounted metering. This aluminum-body flowmeter arrives fully assembled and ready for direct installation. Purpose-built for Liquefied Propane Gas, the 2″ Type 4D-MT features a flanged outlet paired with a ductile iron companion flange for effortless installation and removal, and is 33% lighter than the legacy 2″ Type 4D model.
Standard Inclusions
- Strainer
- Vapor release valve
- Pressure relief valve
- Inlet check valve
- Differential valve
- Vent-line check valve
- Thermometer well
- Optional Automatic Temperature Compensator (ATC) available, which compensates measurements to the 15°C standard reference condition.
Core Performance
The proven, high-precision Neptune oscillating piston design has long been the top choice for refined fuel delivery applications. Its simple operating principle minimizes moving parts, delivering a robust, long-lasting mechanism. When paired with the E4000 electronic register, this Neptune LPG meter achieves the highest level of accuracy and reliability in mechanical metering.
Key Features
- Global industry standard for truck-mounted custody transfer and invoicing
- Oscillating piston coated with hard, low-friction Nituff Teflon-impregnated material for extended service life
- Full registration flexibility – fully compatible with all Neptune mechanical registers and the Neptune E4000 Electronic Register
- Weights and Measures approved worldwide
- Quick, hassle-free installation
- Easy on-site repairability: the measuring chamber can be replaced inline with basic tools if needed.
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Red Seal Measurement |
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