MEMORIAL DAY Sale 11% Off with code MEMORIALDAY. Sale Ends 5/25/15 Click For Exclusions.
Free Shipping on Orders $175+. Read more.

HM Digital FM-2 In-Line Dual TDS Monitor with 1/4" fittings

Sku: HMD-FM2

HM Digital FM-2 In-Line Dual TDS Monitor with 1/4" fittings

HM Digital FM-2 In-Line Dual TDS Monitor with 1/4" fittings

Sku: HMD-FM2


Availability: Order by 3:30pm EST for Same Day Shipping (M-F)

Be the first to review this product

The Filter Monitor is an innovative system to alert when a filter needs to be changed via color-coded lights at the base of the faucet. The battery-powered FM-2 has five timers for a 5-stage system, as well as a water volumizer and programmable set-points and alarms for each function, all in a crisp, attractive housing.
You will earn 42 Points for buying this product



  • A five-stage filter monitor with five independent timers and a tri-color LED faucet indicator disc.
  • Counts time and volume for up to five stages (can be less).
  • The LED indicator disc will illuminate a green, yellow or red light when the water is turned on.  The color indicates the percentage of elapsed time and volume used.
  • Auto-Off function conserves battery power. The unit shuts off automatically after 1 minute of non-use.
  • The timer counts down in months or days (settings can be modified).
  • The volumizer counts up in gallons or liters (settings can be modified).
  • Includes an audible alarm (beep).
  • Modern design is perfect for any kitchen.
  • Installs easily.
  • Includes the FMS-2 flow sensor.



  • Timer Range: 0-999 days/months 
  • Timer Modes: Days or months (default is months) 
  • Volume Range 0-99999 Gallons / Liters 
  • Volume Modes: Gallons (default) or Liters 
  • Volume Accuracy: +/-1% (at typical flow rates of approx. 1.5 to 2.5 LPM; low and high rates may affect accuracy) 
  • Maximum Pressure: 150 psi 
  • Settings: One alert per stage, up to five stages 
  • Default Setting: 12 months 
  • Batteries: 2 x AA (included) 
  • Battery Life: approx. 18 months 
  • Base Unit Dimensions: 100 x 63 23 mm (4 x 2.5 x 0.9 in)  
  • Base Unit Weight: 119 g (4.2 oz.) (including batteries)
  • Flow Sensor Cable Length: 93 cm (36.6 in) 
  • Flow Sensor Fitting Size: 1/4" Quick Connect 
  • LED Faucet Indicator Disc: Works with any non-air gap filter faucet
  • LED Faucet Indicator Disc Cable Length: 92 cm (36.25 in)
  • LED Faucet Indicator Disc Dimensions: 4.75 (1 1/4" in.) dia., 8 cm (5/16") high 

Replacement part codes:

Chrome Faucet Indicator Disc: FMD-1
Flow Sensor: FMS-2 

UPC: 891144000151


Product Specs


Manufacturer HM Digital


Be the first to review this product

How do you rate this product? *

1 1 star
2 2 star
3 3 star
4 4 star
5 5 star