In worldwide operation for over 30 years, the Neptune Type 4-MT has full UK Weights and Measures Approval for fiscal billing and ensures exceptional accuracy with unrivaled longevity. Offered with a range of mechanical register options, common to the choice of Neptune flowmeters - including Non-resetable Totalising, Resetable and Totalling, Mechanical Batching and Ticket Printing.  When combined with the 842 preset register and autostop valve assembly the unit becomes a robust and reliable mechanical batching system - ideal for hazardous environments.

Utilising rotary piston technology the MP flowmeter ensures the highest level of accuracy and greatest batch repeatability with proven longevity and reliability. 

• No straight pipe lengths or power requirements
• 100% mechanical batching capability - ideal for hazardous areas
• Fitted with change gears for positive calibration
• High resolution pulse output option
• Autoswitch fitting enables remote pump/valve switching
• Totalising, Resetable, Preset and Ticket Printing Registers
• Two stage valve and Air-release options
• Greatly enlarged air release improves performance
• Low pressure drop, high flow range
• Compact light weight
• Fully compatible with new E4000 Electronic Register System as well as conventional 800 Series mechanical registers
• Oscillating piston with hard, low friction Nituff Teflon impregnated coating for long life.