Astral Halo Acid Doser Kit
Automatic Acid Dosing Controller for Pool pH Balance
The Astral Halo Acid Doser Kit is a Bluetooth-connected controller that automatically regulates the acid levels in your pool to maintain balanced pH. Designed to work exclusively with the Halo Chlor system, this dosing unit ensures precise acid delivery, reduces manual maintenance, and supports better pool water quality over time. Sensors are not included and sold separately.
Key Features & Benefits
ā Automated Acid Dosing
- Delivers acid as needed to maintain pool pH
- Reduces time spent on manual dosing
ā Plug-and-Play Setup
- Simple installation with supplied fittings and tubing
- Starts operating in minutes with clear instructions
ā Bluetooth Connected
- Wireless control via the Halo Chlor system
- No need for external wiring
ā Safe and Consistent Delivery
- Ensures even acid distribution
- Helps prevent over-dosing or pH fluctuations
ā Sensor-Free Operation
- Functions without sensors using timed dosing
- Option to add pH sensors later for full automation
ā Expandable System Compatibility
- Integrates with Halo pH Sensor, ORP Sensor, and Mixing Cell (optional)
- Supports upgrades to a full chemistry control system
Halo Installation Table
– A full circle denotes the Halo product is required for equipment to be controlled
– A half circle denotes the Halo product is optional to control the equipment
~ Halo Chlor is required for all Halo products to operate (excluding Halo Lite which can control lights independently if required)
* can communicate with AstralPool and Zodiac VS pumps for speed operation
** needs transformer
^ refer online for complete connectivity matrix
` cannot exceed 9.5 amps total load
Specifications
| Component | Details |
|---|---|
| Connectivity | Bluetooth to Halo Chlor system |
| Control Method | Timed dosing via Halo Chlor interface |
| Sensor Support | Optional pH and ORP sensors (not included) |
| Installation | Wall or post mount, includes fittings and tubing |
| Power Supply | Powered via Halo Chlor system |
| Dosing Line | Includes acid-resistant tubing and check valve |
System Compatibility
| Halo Module | Supports Acid Doser |
|---|---|
| Halo Chlor | ā Fully Compatible |
| Halo Lite | ā Not Compatible |
| Halo Hub | ā Expandable Support |
| Halo Xpand | ā Expandable Support |
Whatās Included
- Bluetooth Acid Dosing Pump
- Suction and injection fittings
- Acid tubing and check valve
- Mounting accessories
- Quick start setup instructions
Upgrade Your Pool Chemistry Control Today
The Astral Halo Acid Doser Kit takes the guesswork out of pH control. Designed for easy integration with Halo Chlor, this smart dosing unit offers reliable, wireless operation without the need for extra wiring or complicated setup. You can start simple and expand laterāperfect for growing with your pool system.
Get In TouchFrequently Asked Questions
A: No, the doser can be used without sensors. It operates on a timed basis managed through the Halo Chlor system. However, adding sensors allows for more precise pH management.
A: Yes, you can purchase and install the Halo Bluetooth pH sensor and other accessories later. The doser will automatically pair with them.
A: No. The Halo Acid Doser Kit is only compatible with the Halo Chlor system. It will not operate as a standalone unit or with third-party chlorinators.
A: The pump draws acid from a storage drum and injects it into the return line using the included injection kit. Itās fully automated once set up.
A: Settings can be adjusted via the Halo Chlor controller. You can set dose frequency, pump speed, and control logic from the menu.

















