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4 stage RO 12V Mobile purifier - all filters are included in this package price. Storage tank sold separately!

The MP-12V-4 is a compact, 4-stage reverse osmosis water purifier designed for mobile, off-grid, and outdoor use. Powered by 12V, this system delivers clean, great-tasting water suitable for drinking and cooking, no matter where you are.

Key Features and Benefits

• Produces purified water for drinking and cooking in outdoor or mobile environments

• Easy, tool-free cartridge replacements

• Enhances the taste of food and beverages

• Removes chlorine, high sodium levels, and other unwanted substances

• Softens water and reduces harmful contaminants like chlorides and organics

• Operates on 12V DC power – ideal for solar, vehicle, or battery setups

• Coconut shell carbon filter ensures effective, safe, and eco-friendly filtration

System Specifications

• Booster Pump Model: 8050-12 (self-priming diaphragm pump)

• Purified Water Output: ±0.2 liters per minute (12 liters per hour), based on 75GPD RO membrane

• Power Requirement: 12V DC

• RO Membrane: 75 gallons per day (75GPD)

4-Stage Filtration System

• Stage 1: 10" Inline PP Sediment Dispenser Filter

• Stage 2: 10" Inline PP Sediment Dispenser Filter (second stage)

• Stage 3: 10" Inline UDF GAC Coconut Shell Carbon Filter

• Stage 4: 75GPD Reverse Osmosis Membrane

Feed Water Requirements

• Hardness: <1 grain

• Free Chlorine: 0 ppm

• TDS (Total Dissolved Solids): <1,000 ppm (ideal <500 ppm)

• Turbidity (SDI): <5

• pH Range: 3 – 11

• Temperature: 8°C – 27°C

• Iron: <0.01 ppm

• Silica: <1 ppm

• Manganese: <0.05 ppm

• Hydrogen Sulfide: 0 ppm

• Organics: <1 ppm

Note: Not suitable for seawater or high-TDS brackish sources. Seawater typically contains 30,000–40,000 ppm TDS.

Maintenance & Filter Replacement

• Replace filters every 3–6 months based on usage and water quality

• Flush the system before inserting new filters

• Use Aquatabs 67mg tablets after each use to prevent bacteria growth during storage

• Clean and replace filters annually, even if unused

What’s in the Box

• 2 x 10" Inline PP Sediment Dispenser Filters

• 1 x 10" Inline UDF GAC Coconut Shell Carbon Filter

• 1 x 75GPD RO Membrane

• 1 x 8050-12 Booster Pump

Requires 12V power supply 

About Our Filters

All carbon filters by Pure Water 4 Life are made with premium Coconut Shell Based Granular Activated Carbon. This carbon type is:

• Safer and more effective than coal-based carbon

• Less dusty and longer-lasting – ideal for water filtration

• Highly effective at absorbing organics, VOCs, pesticides, and disinfection by-products

• A renewable and environmentally friendly resource

Recommended Accessories

• 20 Liter Jojo storage tank with float

• RO membrane-75GPD

• Sediment filter – Replace every 3–6 months

• Carbon filter – Replace every 3–6 months

Support

• Technical assistance available during business hours via phone