Seachem Sentia Dose Modular Aquarium Primary Doser
The Sentia Dose Modular Aquarium Primary Doser features a peristaltic pump design for reliable and consistent dosing. It allows unlimited connection of secondary units, all controlled via a smartphone app. Users can set automated dosing schedules with full customization options including specific days of the week, times of day, number of doses per day, total aquarium volume, and volume per dose. The system offers a modular design with patented expandability, enabling flexibility and scalability for various aquarium setups. Programming is simple and accessible through any smartphone.
Key Features
- Connect multiple secondary dosing units to the primary unit
- Control all units via smartphone app
- Customize dosing schedules by day, time, and volume
- Designed for consistent parameter management in aquariums
- Modular and expandable system for long-term use
| Feature | Specification |
|---|---|
| Power Source | USB power input |
| Connection Type | Standard 3.5mm audio plug for secondary units |
| App Compatibility | Available on iOS and Android |
| Operating Voltage | 5V DC |
| Maximum Volume Capacity | Up to 1000 liters (264 gallons) |
FAQ
Can I add more secondary dosers to the primary unit?
Yes, you can connect unlimited secondary units to the primary unit.
How do I set up a dosing schedule?
Open the app, select the primary unit, and choose a schedule with specific days, times, doses per day, total volume, and volume per dose. The app will guide you through the setup process.
Is the doser compatible with all aquarium types?
The Sentia Dose system is designed for use in any aquarium environment where consistent parameter control is needed.

Rebecca Ferguson –
The setup was straightforward and the app made scheduling easy. I connected two secondary units and now I can maintain stable water parameters without manual intervention. Works well with my 200-liter reef tank.
Molly Vaughan –
I appreciate the modular design. I added a secondary unit for my sump and it’s been running smoothly for over three months. The dosing schedule I set up works perfectly for my weekly maintenance routine.
Sam Buckland –
The primary unit is compact and the app interface is intuitive. I’ve used it for both freshwater and saltwater tanks. The consistency in dosing has improved water stability significantly.
Gabrielle Metcalfe –
It took a few days to get used to the app interface, but once I set up my schedule, it’s been reliable. I don’t have to check the doser manually anymore, which saves time.