Product Description
High-Performance Submersible Pump for Muddy and Silty Water Applications
The HCP Model A-05B is a municipal-quality 1/2 HP submersible dewatering pump for effectively moving water containing mud and silt. It is frequently used for general drainage, flood control, and dewatering in sumps, basements, and fishponds. The pump features a durable cast iron upper cover and volute with a 304 stainless steel motor frame. This construction makes the HCP A-05B submersible pump a reliable choice for challenging dewatering tasks. As Taiwan's most successful submersible pump manufacturer, HCP provides professional-grade equipment for demanding conditions.
Key Benefits of A-05B Submersible Dewatering Pump
Achieves effective water removal with a maximum flow rate of up to 60 GPM.
Manages dirty water applications with a durable carbon/ceramic upper seal and a silicon/carbide lower seal.
Prevents motor damage from overheating with a built-in auto-cut thermal protector.
Handles suspended solids up to 1/4" to reduce the risk of jamming the impeller.
Provides a solid base and prevents large stones from entering the pump with its robust bottom-end strainer.
Offers automated operation with an optional piggyback float switch that controls pump function based on water levels.
HCP Model A-05B Pump Specifications
Category
Details
Model
A-05B
Product Type
Submersible Dewatering Pump
Motor Output
1/2 HP (0.4 kW)
Voltage
120V
Amperage
5.2A
Discharge Size
2" FPT
Max Flow Rate
60 GPM @ 5' Head
Max Head
38 feet @ 5 GPM
Solids Handling
1/4" (7.5mm)
Construction
Cast Iron (Upper Cover, Volute), 304 Stainless Steel (Motor Frame)
Impeller
Glass Fiber Reinforced Thermoplastic
Mechanical Seals
Upper: Carbon/Ceramic; Lower: Silicon/Carbide
Cable Length
30 ft
Dimensions (L x W x H)
9" x 7" x 15"
Weight (1Ø, without cable)
29 lbs (13 kg)
Certifications
cUL, CSA
What’s Included
HCP Model A-05B Submersible Pump
30-ft Power Cable
Key Features of HCP Model A-05B
Dual Mechanical Seals
The pump is equipped with a carbon/ceramic upper seal and a silicon/carbide lower seal, providing superior abrasion resistance and long life for reliability in dirty water.
Built-In Thermal Protector
An integrated auto-cut protector automatically shuts off the motor to prevent it from burning out due to high temperatures or excess amperage draw, ensuring durability.
Reinforced Impeller
A glass fiber reinforced thermoplastic impeller delivers the strength needed for reliable performance in applications involving silty and muddy water.
Robust Strainer Base
The pump’s bottom end strainer acts as a solid base while blocking stones and rocks from entering, which protects the impeller from becoming jammed during operation.
Optional Float Switch
An available piggyback float switch adds automatic functionality, turning the pump on and off in response to changing water levels for unattended operation.
Performance Overview
The HCP Model A-05B is a high-head performance pump suitable for intermittent duty cycles. It performs optimally when handling clean or dirty water from sumps, basins, and tanks within a temperature range of 0-40°C (32-104°F).
Applications
General drainage
Household usage
Rainwater harvesting and drainage
Sump drainage
Flood control
Dewatering fishponds, basements, and cellars
Installation & Use Notes
Type: Submersible pump (must be fully submerged during operation to prevent overheating)
Operation: Manual or automatic (with optional float switch)
Compatibility: 2" female pipe thread (FPT) discharge connection
Installation Site: Ensure debris is smaller than 1/4" to prevent strainer clogging
Voltage Options: Voltage: 120V single-phase
Accessories & Add-Ons
Piggyback Float Switch: For automatic on/off operation.
Layflat Hose: Pair with a 2" layflat hose for discharge.
Professional-Grade Pumping Solutions
Cleanflow offers a complete lineup of HCP pumps, providing contractors and industrial operators with durable, high-performance equipment. We ensure you get the right HCP pump for your job, backed by expert support and reliable availability across Canada and the USA.
Explore our full range of submersible dewatering pumps to find the perfect solution for your needs.
Frequently Asked Questions
What is the best pump for muddy water?
A pump like the HCP A-05B is well suited for muddy and silty water. It features durable mechanical seals, a reinforced impeller, and a bottom strainer that helps prevent larger solids from entering and causing jams.
How does the HCP A-05B thermal protection work?
The HCP A-05B includes a built-in auto-cut thermal protector. If the motor temperature rises too high or draws excessive amperage, the protector automatically shuts the pump off to prevent motor damage.
Can a 1/2 HP pump handle silt and small rocks?
Yes. The HCP A-05B is rated to handle suspended solids up to 1/4 inch (7.5 mm). The integrated strainer base helps block larger stones and debris from entering the pump housing.
What are the HCP A-05B pump flow rate and head specifications?
The HCP A-05B delivers a maximum flow rate of 60 GPM at a 5-foot head. It can achieve a maximum head of 38 feet, where the flow rate decreases to approximately 5 GPM.
What is the difference between HCP A-05B and A-05A pumps?
Both models are 1/2 HP pumps with a maximum flow of 60 GPM. The A-05B weighs approximately 29 lbs (single-phase) and is available in both single-phase and three-phase configurations. The A-05A weighs approximately 26 lbs and is offered in single-phase only. The A-05B has a slightly lower maximum head compared to the A-05A.
Is a submersible pump with a float switch available for dewatering?
Yes. The HCP A-05B can be paired with an optional piggyback float switch to enable automatic operation. The float switch turns the pump on and off based on water levels.
Where can I find an HCP A-05B installation guide and maintenance tips?
Installation involves connecting a 2-inch discharge hose and ensuring the pump is fully submerged during operation. Maintenance includes checking the bottom strainer for debris, inspecting the power cable, and disconnecting power before servicing. For detailed instructions, refer to the official product documentation or contact the supplier.
