SM1 Single / TRM1 Triple Online TDS Meter Digital Water Quality Monitor (0–9990 ppm) for Aquariums & Laboratories

Ensure continuous, real-time monitoring of water purity and filtration performance with the SM1 Single and TRM1 Triple Online Digital TDS Meters. Designed for inline installation in reverse osmosis (RO) systems, commercial water filtration setups, laboratory purifiers, and reef aquariums, these high-precision monitors measure Total Dissolved Solids (TDS) from 0 to 9990 ppm. The SM1 model features a single inline sensor probe for monitoring water purity at a single point, while the TRM1 Triple model features three independent sensor probes to track TDS levels across three distinct filtration stages simultaneously (such as tap feed water, post-RO membrane, and post-DI resin). Engineered with advanced micro-processor technology, clear digital LCD displays, and easy-mount fittings, these inline monitors make tracking water quality and membrane efficiency effortless.

Key Features

• Single (SM1) & Triple (TRM1) Inline Monitoring: Choose between single-point tracking or simultaneous three-stage filtration monitoring.

• 0–9990 ppm Wide Measurement Range: High-accuracy digital sensor probes continuously detect total dissolved solids across low and high concentrations.

• Continuous Online Real-Time Display: High-contrast digital LCD screens display live TDS levels without requiring manual water sampling.

• RO Membrane & DI Resin Efficiency Tracking: TRM1 triple model allows instant comparison between source water, RO output, and deionized water purity to signal filter replacements.

• Easy Push-Fit Installation: Quick-connect sensor fittings integrate seamlessly into standard water tubing for leak-free inline setup.

Why Choose Our Online Digital TDS Monitors

Relying on handheld TDS pens requires constant manual dipping and fails to alert you instantly when reverse osmosis membranes degrade or DI resin exhausts. Guessing filter life leads to contaminated laboratory water or harmful TDS spikes in sensitive reef tanks. These online digital TDS monitors combine continuous inline probe sensing, multi-stage filtration tracking (TRM1), clear digital LCD visibility, and simple quick-connect installation—giving your aquarium water system, laboratory water purifiers, and commercial RO setups an instant professional upgrade.

Perfect For

• Monitoring inline water purity in saltwater reef aquariums, coral propagation tanks, and freshwater fish hatcheries

• Tracking filtration performance in residential reverse osmosis (RO) systems, deionization (DI) units, and water distillation setups

• Science laboratories, medical facilities, hydroponic farms, and commercial beverage preparation

• Gifting as a practical aquarium tech gift, home water filtration accessory, or lab technician essential

Specifications

• Measurement Range: 0 – 9990 ppm

• Available Models: SM1 (Single Probe Inline Monitor) / TRM1 (Triple Probe Inline Monitor)

• Display Type: High-Definition Digital LCD Screen

• Sensor Fittings: Standard Quick-Connect Inline Probe Assemblies

• Features: Continuous Live Monitoring, Multi-Stage Differential Tracking, Factory Calibrated

• Ideal Uses: Inline TDS Meter, RO Water Quality Monitor, Aquarium & Lab Water Tester