Product Details
- Product Name: AutoPilot ST2SC48SUS ST-42 Pool Pilot Soft Touch Salt Chlorine Generator
- Brand: AutoPilot
- Model / System Reference: ST2SC48SUS / ST-42
- Included System Parts Listed: ST-220 controller, 94107 manifold, and RC-42 cell
- Product Type: Salt chlorine generator system
- Pool Capacity Listed: Up to 50,000 gallons
- Cell Type Listed: RC-42 cell
- Installation Type: In-line pool plumbing installation
- Best For: Pool owners upgrading from manual chlorine to a salt-based chlorine system
- Important Note: This is a complete salt chlorination system, not only a replacement cell
Salt Chlorination Performance
This system is made to help maintain chlorine levels by using salt already dissolved in the pool water. A properly installed AutoPilot chlorine generator can reduce the need for frequent manual chlorine dosing, but it still requires regular water testing and maintenance.
The system should be used only after the pool water is balanced and the salt level is within the manufacturer’s recommended range. Low salt, scale buildup, poor flow, or incorrect water chemistry can affect chlorine output.
Compatibility and Pool Size Notes
The AutoPilot ST-42 system is commonly selected for larger residential pools, but the final fit depends on actual pool volume, climate, bather load, pump run time, and plumbing setup. If your pool is near the listed capacity limit, confirm sizing with a pool professional before purchasing.
For buyers comparing AutoPilot parts, the AutoPilot RC-42 replacement salt cell may be useful if you already have a compatible system and only need the cell instead of the complete generator package.
Installation and Setup Guidance
This system should be installed according to the official AutoPilot instructions. Confirm the power supply, plumbing space, manifold direction, flow requirements, and electrical setup before installation.
If you are comparing complete systems, check whether a manifold salt chlorine generator is the right style for your pool equipment layout. The manifold and cell must be installed in the correct position so water flow and chlorine production can work properly.
Maintenance and Buyer Notes
After installation, test the water regularly and inspect the cell for scale or debris. Clean the salt cell only according to the manufacturer’s directions, because improper cleaning can shorten cell life.
If you are comparing similar Pool Pilot systems, the AutoPilot ST2SC60SUS ST-52 model may be worth checking for a different capacity or cell configuration. Buyers who want a digital-style system may also compare the AutoPilot DIG-42 Pool Pilot Digital option before choosing.
















