LMI PD041-828SI PD Series Manual Adjustable – 16 GPD – 250 PSI – 115V
$861.00
Product Short Description
The LMI PD041-828SI metering pump from the PD Series delivers precise, high-pressure chemical dosing for demanding water treatment and industrial applications. It provides up to 16 GPD at 250 PSI and operates on 115V power, making it ideal for cooling towers, boilers, and process systems that require accurate and consistent chemical feed.
This manually adjustable solenoid-driven pump features a split-scale stroke control dial for fine dosing adjustments and a wide 200:1 turndown ratio. Built with a PVC liquid end, ceramic ball valves, and a Fluorofilm diaphragm, it offers excellent chemical resistance and long service life. The NEMA 4X / IP65 enclosure protects against corrosion and moisture, while FastPrime™ simplifies startup and routine maintenance.
Technical Specifications
| Specification | Details |
|---|---|
| Model | PD041-828SI |
| Series | LMI PD Series |
| Flow Rate | 0.68 GPH / 25.7 LPD (16 GPD max) |
| Max Pressure | 250 PSI (17.2 bar) |
| Voltage | 115V / 60 Hz |
| Drive Type | Electronic, manually adjustable solenoid |
| Control Interface | Manual stroke control dial (split-scale) |
| Liquid End Material | PVC head, ceramic ball valves, Fluorofilm diaphragm |
| Connection Size | 1/4″ OD tubing (suction/discharge) |
| Turndown Ratio | 200:1 |
| Mounting | Wall or tank mount (bracket and hardware included) |
| Enclosure Rating | NEMA 4X / IP65 |
| Dimensions | Approx. 5.7″ W × 10.3″ H × 5.2″ D |
| Weight | Approx. 6.5 lbs |
| Maintenance | FastPrime™ priming, easy access to diaphragm and valves |
| Applications | Water treatment, cooling towers, boilers, industrial processing |
LMI PD041-828SI Metering Pump – 16 GPD, 250 PSI, 115V
The LMI PD041-828SI metering pump delivers precise and reliable chemical dosing for high-pressure water treatment and industrial applications. Designed for accuracy and durability, this pump provides up to 16 gallons per day at 250 PSI, making it ideal for demanding systems that require consistent chemical feed.
As part of the trusted LMI PD Series, this model uses an electronic solenoid drive with manual stroke adjustment. Because of this design, operators can fine-tune output easily and maintain accurate dosing across changing system conditions. The split-scale control dial also improves adjustment precision during operation.
In addition, the PD041-828SI features a rugged liquid end built with a PVC pump head, ceramic ball valves, and a Fluorofilm diaphragm. These materials provide excellent chemical resistance and long service life when handling common treatment chemicals. As a result, the pump performs reliably in Chemical Metering Pumps installations.
The NEMA 4X / IP65 enclosure protects the unit from moisture, corrosion, and harsh environments. This makes it suitable for indoor and outdoor use in Water Treatment Equipment rooms, cooling towers, and boiler systems. The pump also includes FastPrime™, which simplifies priming and reduces startup time during installation or maintenance.
Moreover, the wide 200:1 turndown ratio allows moderate dosing flexibility without sacrificing accuracy. Wall or tank mounting is simple using the included bracket and hardware. Therefore, the pump integrates easily into existing Chemical Injection Systems.
The LMI PD041-828SI is commonly used in Cooling Tower Chemical Feed Systems, Boiler Water Treatment Equipment, and general industrial process applications. Available from Water Treatment Supply, it is a dependable solution for professionals who require precise control, high-pressure capability, and long-term performance.
Specifications and Use Cases of the LMI PD041-828SI Metering Pump
The LMI PD041-828SI is engineered to deliver precise and reliable chemical dosing in high-pressure water treatment and industrial environments. Its manual solenoid drive, durable construction, and wide turndown ratio support accurate chemical feed while maintaining long-term system performance.
Designed for demanding applications, this pump provides consistent output at pressures up to 250 PSI, making it suitable for systems that require controlled and dependable chemical injection.
Use Cases & Industry Applications:
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Boiler Water Treatment: Maintains proper chemical balance to prevent scale, corrosion, and system damage.
-
Cooling Towers: Delivers accurate dosing of corrosion inhibitors, biocides, and scale control chemicals.
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Industrial Process Systems: Supports controlled chemical feed for stable and efficient operations.
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Water Treatment Systems: Ensures precise dosing for disinfection, pH control, and conditioning processes.
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Commercial Facilities: Used in plants, facilities, and infrastructure systems that require reliable, high-pressure chemical dosing.
FAQ’S
Q.1 What is the flow rate of the LMI PD041-828SI?
The LMI PD041-828SI delivers up to 16 GPD (0.68 GPH) with a wide 200:1 turndown ratio.
Q.2 What pressure can the LMI PD041-828SI handle?
This metering pump operates at pressures up to 250 PSI, making it suitable for high-pressure dosing.
Q.3 Is the LMI PD041-828SI easy to maintain?
Yes. It includes FastPrime™ for quick priming and provides easy access to valves and diaphragm parts.
Q.4 What applications is the LMI PD041-828SI best for?
It is ideal for water treatment, cooling towers, boilers, and industrial chemical dosing systems.
Q.5 Is the pump suitable for corrosive chemicals?
Yes. The PVC liquid end, ceramic ball valves, and Fluor film diaphragm offer excellent chemical resistance.
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