The Titanium S3 (TDS-300S) has been designed to monitor water quality of RO/DI systems, with three corrosion resistant titanium probes that ensure accurate readings. The probe easily installs into RO or RODI systems with its included 1/4" T-fittings, while the S3`s magnetically coupled controller allows it to install on a metal frame.
AutoAqua, one of the outstanding intelligent aquarium providers in the world, aims to design and manufacture small, safe and smart automatic aquarium products. To realize aquarists’ dreams, we also develop an aquarium interactive system based on WiFi connection, which enables aquarists enjoy an easy aquarium life with enormous fun.
Smart ATO and Smart ATO micro are a unique top-off system which features easy installation and maintenance. They employ the Quick Security Technology providing real-time protection to prevent any failure situation. The Smart ATO comes with the patented contactless digital sensor that monitors and automates refilling evaporated water. The Smart ATO Micro is designed especially for nano tanks has an incredibly small sensor uniquely coupled with a magnet.
Smart AWC Touch, one of their newer products, is an automatic water change and auto top off all-in-one system. It reduces aquarists’ time and effort doing water changes and topping off their tank. All a hobbyist needs to do is set up optical level sensors and pumps and program their water change process using an included LCD touch panel. Then you can perform water changes automatically according to your desired frequency and refilling speed. Smart AWC Touch also employs Quick Security Technology providing real-time protection to prevent any failure situation.
Most orders under $29 ship for only $2.99 using a mix of economy shipping methods including UPS Ground, USPS First Class, and/or SurePost. Your order will be delivered in up to 7 business days after it ships out.
We ship 99% of the products we carry for free within the contiguous United States using a mix of economy methods including USPS First Class Mail, SurePost and UPS Ground. Your order will arrive in up to 7 business days. Just spend $29 or more!
Over 90% of shoppers receive their orders within 1-2 business days. Upgrade from free economy shipping to faster shipping for only $2.99—or spend $250 and we'll upgrade you automatically!
Expedited shipping services are available for most products if you are in a hurry. Get guaranteed delivery in 2 business days, 1 business day, or next day by 10:30 am. Costs vary by location.
Same-day shipping is available Monday-Friday for most products—place your order by 10:30 am PST. Pre-ordered and back-ordered items do not qualify, nor do drop-shipped, live, or frozen shipments.
We ship live plants, live foods, and frozen foods within the contiguous United States. Each of these categories is subject to its own $19.99 flat-rate shipping fee to cover the special packaging and/or expedited shipping costs required to ensure safe delivery. Orders with 12+ live plants ship free!
Return any new and unused item within 60 days for a full refund. Having difficulty with a product? Contact us to speak with an aquarium expert. If you need a replacement, fill out this form.
A small segment of the 180+ brands we carry require that customers contact them directly if/when problems arise. You can view the full list of those brands and get their contact info here.
We are unable to accept returns of Digital Aquatics, Neptune Systems, Vertex Aquaristik, Aqua Illumination (AI), EcoTech Marine, GHL, or Seneye products once the manufacturer's packaging seals have been broken.
Marine Depot is an authorized reseller for every product we carry. That means when you buy aquarium supplies from us, your products are not only backed by our own 60-day return policy, they also carry full factory warranties, where applicable. Some items have a 1-year warranty, others have limited lifetime warranties. Warranty coverage varies from manufacturer to manufacturer, so please read the product description of the item(s) you are considering thoroughly for details or contact us if you have warranty questions.
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