---
product_id: 67796064
title: "(USA Warehouse) HM Digital DM-1A, 2x 3/8\" Tee Inline Dual TDS PPM Monitor, Reverse Osmosis, DM1 -/PT# HF983-1754413453"
brand: "hmdigital"
price: "¥13429"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/67796064-usa-warehouse-hm-digital-dm-1a-2x-3-8-tee
store_origin: JP
region: Japan
---

# (USA Warehouse) HM Digital DM-1A, 2x 3/8" Tee Inline Dual TDS PPM Monitor, Reverse Osmosis, DM1 -/PT# HF983-1754413453

**Brand:** hmdigital
**Price:** ¥13429
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** (USA Warehouse) HM Digital DM-1A, 2x 3/8" Tee Inline Dual TDS PPM Monitor, Reverse Osmosis, DM1 -/PT# HF983-1754413453 by hmdigital
- **How much does it cost?** ¥13429 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/67796064-usa-warehouse-hm-digital-dm-1a-2x-3-8-tee)

## Best For

- hmdigital enthusiasts

## Why This Product

- Trusted hmdigital brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Displays TDS levels of the feed water and product water with in & out electrode probes. Highly efficient and accurate due to its advanced microprocessor technology. Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use. Dual Range 0-9990 ppm (From 0 - 999 ppm the resolution is 1 ppm. From 1000 to 9990 ppm, the resolution is 10 ppm, indicated by a blinking 'x10' image.) Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver. Comes equipped with Mur-lok® Quick-Connect T-fittings. Installs quickly and easily.

## Features

- Range: 0-9990 ppm Accuracy: ±2% Conversion Factor: NaCl (avg. 0.5) Cable Length: 24.5" (including sensor) Fittings: 1/4" standard, also available with 3/8" or 1/2" Power source: 2 x 1.5V button cell batteries (LR44 or equivalent; included) Battery life: approx. 1000 hours of continuous use Size: 7.6 x 2 x 4.7 cm (3 x .8 x 1.9 in.) Weight: 79.4 g (2.8 oz.)

## Images

![(USA Warehouse) HM Digital DM-1A, 2x 3/8" Tee Inline Dual TDS PPM Monitor, Reverse Osmosis, DM1 -/PT# HF983-1754413453 - Image 1](https://images-na.ssl-images-amazon.com/images/I/41CdRNetyLL.jpg)
![(USA Warehouse) HM Digital DM-1A, 2x 3/8" Tee Inline Dual TDS PPM Monitor, Reverse Osmosis, DM1 -/PT# HF983-1754413453 - Image 2](https://images-na.ssl-images-amazon.com/images/I/51ydfN2sF%2BL.jpg)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-05-09*