HM Digital

HM Digital is stocked by 56 independent online stores we track, across 200 listings in 14 currencies. Every price below was read from that retailer's own catalogue and is shown in the currency it charges — nothing here is exchange-rate converted.

Stores
56
Listings
200
Median price
49.95 USD
in USD; sold in 14 currencies
Discounted
21
⌀ 20.8% off

Where to buy HM Digital

Price gaps between retailers can be real positioning — or simply different currencies. A Shopify catalogue does not state its currency, so treat a wide gap as a question.

StoreCountryProductsCheapestMedianOn sale
northamericanrainsystems.comUS448 USD39.48 USD—
getultimatenow.comUS2315.99 USD129.99 USD6 (⌀11.7% off)
growace.comUS217.95 USD44.95 USD—
scispectrum.inIN131180 INR8,850 INR—
hydrobiz.co.zaZA11521.74 ZAR1,239.13 ZAR—
evolvegardensupply.comUS107.14 USD127 USD—
nanozone.lkLK714500 LKR29,500 LKR—
wateranywhere.comUS520.48 USD42.99 USD—
atlantishydroponics.comUS322.95 USD40.95 USD—
egrum.inIN2750 INR2,622.5 INR2 (⌀5.9% off)
labart.inIN2208 INR353.5 INR2 (⌀62.4% off)
vinduespudsning.comDK2169 DKK484 DKK—
wasserfilter-berlin.deDE231.99 EUR55.95 EUR—
aqualabaquaria.comUS2594 USD681.5 USD—
fensterputzlager.deDK2102.5 EUR113 EUR—
waterfiltersonline.co.nzNZ269 NZD74.18 NZD—
squeakysaquatics.comUS219.99 USD33.49 USD—
planthavensupply.comCA215.95 CAD27.45 CAD—
growlabstore.comES245 EUR52.45 EUR1 (⌀9.8% off)
auspots.com.auAU2169.5 AUD322.25 AUD1 (⌀4.9% off)
axeonsupply.comUS287.09 USD120.16 USD—
rivermarkethydroponics.comUS21.25 USD1.25 USD—
safecastle.comUS2115.99 USD143 USD2 (⌀22.7% off)
hydro45.comUS21 USD31 USD1 (⌀19.7% off)
oldshalti.co.ilIL2165 ILS175 ILS2 (⌀7.9% off)
trus420.comIT11.9 EUR1.9 EUR—
waterestore.caCA139.99 CAD39.99 CAD—
waterfilters.netUS152.29 USD52.29 USD—
windowmagicsupply.comUS113 USD13 USD—
wintecs.co.ukGB123.49 GBP23.49 GBP—
xeroproducts.comUS146.95 USD46.95 USD—
provisiongardens.comCA128.88 CAD28.88 CAD—
alohapurewater.comUS129.99 USD29.99 USD—
aqua-aura.onlineIL1129 ILS129 ILS—
boutiqueaquanova.comCA126.99 CAD26.99 CAD—
canadagrowsupplies.comCA124.95 CAD24.95 CAD1 (⌀45.7% off)
cfhydroponics.comUS142.95 USD42.95 USD1 (⌀14.1% off)
discountfilterstore.comUS119.99 USD19.99 USD—
extendedseasons.comUS114.95 USD14.95 USD—
filterchoice.comUS120 USD20 USD—
happyhydro.comUS125.33 USD25.33 USD—
hazelnhershey.comHK1340 HKD340 HKD—
hydronest.inIN1910 INR910 INR1 (⌀42.4% off)
liquagen.comUS127 USD27 USD—
matildaco.comCA135.6 USD35.6 USD—
moonlightgardensupply.comUS156.3 USD56.3 USD—
myaquariumshops.com.myMY1250 MYR250 MYR—
organicdreaming.comCA136.49 USD36.49 USD—
progressive-growth.comCA147.7 CAD47.7 CAD1 (⌀33.3% off)
abundancefarm.com.auAU163.95 AUD63.95 AUD—
purefreedom.co.ukGB124.95 GBP24.95 GBP—
purewaterpower.comUS126.24 USD26.24 USD—
saltwaterprosreef.caCA1278.38 CAD278.38 CAD—
shub.coffeeSA1246 SAR246 SAR—
thegrowersdepot.comUS1189.99 USD189.99 USD—
thegrowguys.com.auAU195 AUD95 AUD—

HM Digital products, biggest discounts first

ProductStorePriceWasOff
Pocket TDS Meter Taster T-3labart.in499 INR1,400 INR−64.4%
Digital TDS Meter Water Quality Tester TDS-3Plabart.in208 INR4,999 INR−60.3%
TDS-4TM POCKET-SIZE TDS & TEMPcanadagrowsupplies.com24.95 CAD45.97 CAD−45.7%
HM Digital TDS Meter TDS 3 (Handheld)hydronest.in910 INR1,580 INR−42.4%
HM Digital PSC-154 TDS/EC Controller with 4-20mA Output, 0-9999 µS Measurement Range, 0.1 µS/ppm Resolution, +/-2% Readout Accuracysafecastle.com170 USD259.99 USD−34.6%
HM Digital COM-100 EC/TDS Meter - Professional Water Testerprogressive-growth.com47.7 CAD71.56 CAD−33.3%
HM COM-100L Handheld EC/TDS meterhydro45.com61 USD76 USD−19.7%
COM-300 Waterproof Professional Series pH/EC/TDS/Temp Meter-HM Digitalgetultimatenow.com129.99 USD159.99 USD−18.8%
HM Digital COM-300 Ph/Tds/EC/Temp Metergetultimatenow.com129.99 USD159.99 USD−18.8%
HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Testercfhydroponics.com42.95 USD49.99 USD−14.1%
HM Digital LDM-100R: Commercial Grade EC/TDS % Rejection Monitorgetultimatenow.com139.95 USD159.95 USD−12.5%
HM Digital HydroMaster HM-100 Continuous pH/EC/TDS/Temp Monitorgetultimatenow.com229.99 USD259.99 USD−11.5%
HM Digital Com-300 Ph/Tds/EC/Temp Metersafecastle.com115.99 USD129.99 USD−10.8%
HM Digital - COM80 | Misuratore EC/TDS Professionalegrowlabstore.com45 EUR49.9 EUR−9.8%
HM Digital AP-1 AquaPro Water Quality Total Dissolved Solids Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, +/- 2% Readout Accuracyegrum.in750 INR828 INR−9.4%
מד מוליכות | HM DIGITAL COM80S Hydrotesteroldshalti.co.il165 ILS180 ILS−8.3%
מד חומציות | HM DIGITAL PH80oldshalti.co.il185 ILS200 ILS−7.5%
LBS-10S LeakBlock Sensor | Automatic Shut-Off Valve | HM Digitalgetultimatenow.com56.99 USD59.99 USD−5%
Brix Meter (Sugar) Digital Refractometer SCM-1000 - Made in Koreaauspots.com.au475 AUD499.5 AUD−4.9%
HM Digital HM-500 HydroMaster pH EC TDS Temperature Monitor - Rechargeable Continuous Testergetultimatenow.com289.95 USD299.99 USD−3.3%
HM Digital SB-2000Pro - Salt Check Tester for delicious and healthy foodegrum.in4495 INR4,600 INR−2.3%
HM Digital COM-300 Temperature Conductivity EC TDS pH Meternanozone.lk46500 LKR——
HM DIGITAL ORP-200 Waterproof ORP Meternanozone.lk39500 LKR——
HM DIGITAL SAL-1700 Salinity & Temperature Testing Pennanozone.lk34500 LKR——
HM-500 HydroMaster: Advanced Portable Water Quality Monitorscispectrum.in32450 INR0 INR—
HM Digital PH-200 Waterproof Professional pH/Temp Meternanozone.lk29500 LKR——
HM Digital HM-200: Portable pH/EC/TDS/Temp Monitorscispectrum.in26550 INR0 INR—
HM Digital COM-100 TDS, EC & Temperature Meternanozone.lk24500 LKR——
HM Digital HM-100 Continuous pH/EC/TDS/Temp Monitorscispectrum.in23010 INR0 INR—
HM Digital PSC-150 Online EC/TDS Controllerscispectrum.in17110 INR0 INR—
ORP HM Digital Make ORP 200 Testerscispectrum.in17110 INR0 INR—
HM DIGITAL PH-80 Waterproof pH HydroTesternanozone.lk16500 LKR——
HM Digital COM-80 TDS, EC & Temperature Meternanozone.lk14500 LKR——
HM COM-360 pH/EC/TDS/Temp Meter - Waterproof Professional Water Quality Testerscispectrum.in12685 INR0 INR—
HM Digital PH-200: Professional Waterproof pH & Temperature Meter for Water Testingscispectrum.in8850 INR0 INR—
HM Digital SAL-1700 Handheld Salinity Meter | PPT, PSU, Specific Gravity & Temperature Testerscispectrum.in8850 INR0 INR—
CONDUCTIVITY METER PEN TYPE Model CON Dist 4 HANNA model 98304 Range 0.01MS TO 19.99MS Resolution .01ms TEMP.BOLD Displayscispectrum.in8555 INR0 INR—
Hydromaster 500 - Ph/Ec/Tds/Temphydrobiz.co.za5391.3 ZAR0 ZAR—
Hydromaster 200 - Ph/Ec/Tds/Temphydrobiz.co.za4434.78 ZAR0 ZAR—
HM Digital PH-80 pH HydroTester: Water Resistant pH & Temperature Meter for Hydroponics, Pools & Morescispectrum.in3245 INR0 INR—

Not affiliated with or endorsed by HM Digital. Prices are observations from public retailer catalogues and may be out of date. Request removal.