Looking for a chlorine chemical feed pump that delivers consistent, adjustable flow for water treatment or disinfection systems? This guide highlights five reliable choices suited for different needs—from adjustable, visibility-friendly models to fixed-flow units. Ideal buyers include small to mid-size residential systems, commercial pool operations, and DIY water treatment setups. The table below summarizes key specs to help compare at a glance.
| Product | Flow Range | Max Pressure | Power | Tube Type | |
|---|---|---|---|---|---|
| Stenner 85MHP17 | 0.8–17 GPD | 100 PSI | 220V/60Hz | Sanoprene #2 | Chlorine-compatible, higher-volume dosing |
| Stenner 85MJH2A2S | 0.8–17 GPD | 100 PSI | 120V | SANTOPRENE with 20 ft tubing | Reliable adjustable-head dosing |
| Hayward AC035 | Fixed-rate (as installed) | Not specified | Not specified | Not specified | Replacement for Hayward HCC2000-CP systems |
| Stenner 45MFL5A2SUAA | 50 GPD (fixed) | 100 PSI | 120V | Sanoprene #5 | High-volume, fixed-flow chemical dosing |
| Blue-White FLEXFLO 76.1 GPD | 76.1 GPD | Not specified | Not specified | Not specified | Medium-to-large flow applications |
Stenner 85MHP17 Chemical Metering Pump Kit

Features a peristaltic pump with adjustable flow from 0.8 to 17 GPD and a maximum of 100 PSI. The unit uses a Sanoprene #2 tube and includes 20 feet of 1/4″ white tubing. Best for chlorine-compatible dosing in small to medium systems where precise, visible flow is important. Note: 220V/60Hz operation may require appropriate electrical setup.
Stenner 85MJH2A2S Peristaltic Pump

This adjustable-head model provides 0.8–17 GPD at up to 100 PSI, using a Santoprene tube with 20 feet of 1/4″ tubing (black). It suits systems needing reliable, tunable dosing with easy-to-monitor flow thanks to a transparent head. Choose this if you prefer a clear view of fluid movement and a traditional peristaltic design.
Hayward AC035 Peristaltic Pump Replacement

Specifically designed as a replacement for Hayward HCC2000-CP automated controllers. It is straightforward to install and use, making it suitable for existing Hayward-based systems seeking an uncomplicated upgrade or replacement component. Best for users locked into Hayward control platforms.
Stenner 45MFL5A2SUAA Fixed-Flow Pump Kit

Fixed-flow at 50 GPD with 100 PSI maximum, featuring a clear pump head and sturdy mounting base. This model is ideal for applications requiring consistent, repeatable dosing without the need for flow adjustments. Consider this when a stable, fixed-rate solution is preferred over tunable pumps.
Blue-White FLEXFLO 76.1 GPD Pump

Blue-White FLEXFLO A1N20A-7T model offers higher flow up to about 76.1 GPD. Suitable for medium-to-large dosing workflows where robust flow capability is essential. Best for systems needing a durable, high-capacity feed pump, with simple integration into existing pipelines.
Buying Guide
What should you consider when choosing a chlorine chemical feed pump?
- Flow requirement: Do you need adjustable flow (0.8–17 GPD) or a fixed rate (50 GPD, 76.1 GPD) to match your dosing needs?
- Pressure capabilities: Ensure the pump supports your system’s maximum PSI without sacrificing accuracy.
- Tube material: Sanoprene vs Santoprene tubes influence chemical compatibility and durability with chlorine-based solutions.
- Electrical compatibility: Confirm voltage (120V vs 220V/60Hz) aligns with your facility’s power supply.
- Visibility: Transparent pump heads aid real-time flow verification and troubleshooting.
- System compatibility: Some pumps are designed as replacements for specific controllers (e.g., Hayward HCC2000-CP). Confirm compatibility before purchasing.
Practical Considerations
- Installation: Peristaltic pumps typically require secure mounting and accessible tubing connections for maintenance.
- Maintenance: Regular inspection of tubing wear helps prevent dosing variances or leaks.
- Safety: When handling chlorine solutions, ensure appropriate ventilation and personal protective equipment as part of standard safety protocols.
FAQ
- What is the difference between adjustable and fixed-flow pumps?
Adjustable pumps let you tune the output to match changing treatment needs; fixed-flow pumps provide a constant dosage at a set rate. - Are these pumps compatible with chlorine-based chemicals?
Most listed models are designed for chemical metering and mention chlorine compatibility; verify manufacturer specs for your chemical concentrate. - Which pump is best for a small residential pool?
A compact adjustable pump like the Stenner 85MHP17 or 85MJH2A2S is commonly suitable for small to medium residential setups due to adjustable flow and clear monitoring. - Do these pumps require special electrical setup?
Some models operate at 120V, others at 220V/60Hz. Confirm your electrical wiring and plug configuration before installation. - What maintenance is recommended?
Regularly inspect tubing for wear, ensure quick visual checks on the pump head, and replace tubing per manufacturer guidance to maintain accuracy.
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