2800 LPH UV Pond Filtration System – 80W MPPT, Ponds to 8000L

PRE ORDER ESTIMATED DELIVERY : 29.4.2026
RRP: £499.99 Special Price £249.99
24 hours free delivery
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Overview

The most powerful filter in the range – clears ponds up to 8000 litres with UV clarification, dual filtration, and 2800 LPH flow from twin 80W MPPT panels with optional battery backup.

  • 2800 LPH flow for large pond filtration
  • UV clarifier helps control green water
  • Dual mechanical and biological filtration
  • 80W MPPT from twin 40W solar panels
  • Optional 12Ah LiFePO4 battery backup
  • 12 white LEDs with auto night mode
  • Fits 25mm, 32mm or 38mm tubing
  • Dry-run and locked rotor protection

Product Overview

Set the system up as a complete pump-and-filter circuit, with the filter box positioned so water can be returned to the pond after passing through the different media stages. This layout helps you plan space for the filter chamber and choose whether to run the standard version or select the integrated UVC option where required.

✓ Up to 2800 LPH Flow Rate ✓ For Ponds up to 8000 L* ✓ Multi-Stage Filtration ✓ Optional UVC Clarifier ✓ MPPT Solar Efficiency ✓ Battery Options Available

As with all solar-powered filtration systems, output depends on sunlight availability. Best performance is achieved in direct sunlight, with reduced output during prolonged overcast conditions or outside peak summer months.

Large solar pond filter system installed beside a garden pond, returning filtered water for improved clarity

Pond Suitability

Pond Size

Suitable for medium to large ponds when correctly sized and stocked.

  • No fish: up to 8000 L
  • Light fish stock: up to 5000 L
  • Heavier stock: additional filtration advised

Sunlight Requirements

Designed for solar operation using high-efficiency MPPT control. Performance varies with weather, season, and panel placement.

Water Features

Supports circulation, waterfalls, and return flows where pumping height requirements are within system limits.

Filtration System Design

The filter box uses multiple filtration stages to manage both visible debris and dissolved waste. Mechanical filtration removes solids, while biological media supports beneficial bacteria that help maintain balanced pond conditions.

Mechanical Filtration

Brush elements and layered foam filters capture leaves, sludge, and suspended debris before water returns to the pond.

Biological Filtration

Ceramic biomedia supports bacterial growth to help break down fish waste and organic matter naturally.

Maintenance Access

Large filter chamber with removable components for straightforward cleaning and seasonal servicing.

UVC Clarifier Option

This system is available with or without an integrated UVC clarifier. The UVC version helps reduce green water algae by sterilising free-floating algae as water passes through the filter chamber.

  • UVC wavelength: 265–315 nm
  • Lamp power: 5 W
  • Helps improve water clarity

Important: When the UVC option is selected, a battery system is required to power the UVC lamp via the light output on the MPPT battery controller.

Solar Pump & MPPT Power System

The system is powered by an 80W solar pump configuration using MPPT (Maximum Power Point Tracking) technology. MPPT continuously adjusts power input to maximise usable energy from available sunlight, improving real-world performance in changing conditions.

Solar Pump Performance

  • Maximum flow rate: 2800 LPH
  • Maximum head height: 1.8 m
  • Brushless DC motor
  • Dry-run protection

MPPT Efficiency

  • Optimised solar input
  • Improved low-light performance
  • More stable daily operation

Exclusive MPPT Technology – Developed for Solar Pond Pumps

PowerBee Ltd was the first company to introduce MPPT-managed control systems into small garden and pond solar pumps — a level of solar optimisation previously used mainly in larger-scale applications. Our MPPT design helps improve energy conversion in variable light, supporting more consistent flow and stronger usable performance in real UK conditions.

Illustration of MPPT solar optimisation technology

MPPT optimisation helps maximise usable pump output

Advanced Solar Optimisation

  • MPPT helps track available solar power
  • Improves efficiency in changing sunlight
  • Supports more consistent pump output

Improved Low-Light Performance

  • Helps maintain usable flow on dull days
  • Reduces drop-off in variable conditions
  • Battery models extend operation further

Industry-Leading Pond Pump Design

  • First MPPT adoption in garden pump systems
  • Developed specifically for ponds and water
  • Trusted across PowerBee solar pump ranges

Battery Configuration Options

Battery backup options allow energy collected during sunny periods to be stored and used when light levels drop. This helps stabilise filtration and, when fitted, enables UVC operation.

  • Battery optional on non-UVC configurations
  • Battery required when UVC is fitted
  • LiFePO4 chemistry for long service life
  • Supports extended daily runtime

Flow Rate by Pumping Height

Height Flow Rate
0 m Up to 2800 LPH
0.6 m Approx. 2000 LPH
1.2 m Approx. 1200 LPH
1.8 m 0 LPH (auto shut-off)

Performance figures are indicative and based on controlled testing. Actual results vary with sunlight, installation height, and system configuration.

Experience the Difference With powerbee Ltd

Proven Quality

  • Best Buy Award Winner (2021–2025)
  • 16+ years in solar water systems
  • RoHS, REACH, CE, UKCA compliant

UK Support

  • Technical help within 24 hours
  • Clear setup guidance included
  • Video help for common installs
  • support@powerbee.co.uk

Customer Assurance

  • 2-year warranty on pump products
  • 30-day money-back guarantee
  • Free 24-hour UK mainland delivery
  • 07782223103
✓ 2-year warranty (pump products) ✓ 30-day money-back guarantee ✓ Free 24-hour UK mainland delivery
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Technical Specifications

SpecificationDetails
Filter Box Model OptionsPF-35 (no UVC) / PF-35L (with 5W UVC)
Filter Box Size430 × 330 × 380 mm
Max Filter Flow Rating5000 LPH
Ideal Pond Size Range2000 L to 8000 L
Water Inlet Sizes25 mm / 32 mm / 38 mm
Water Outlet Size50 mm
Brush Filter Bars10 × 30 cm, 6 pcs
Foam Filter A280 × 280 × 70 mm, PPI 25, 1 pc
Foam Filter B280 × 280 × 70 mm, PPI 35, 1 pc
Ceramic Biomaterial4 bags (500 g/bag)
UVC Lamp (PF-35L only)UVC 265–315 nm
UVC Lamp Power (PF-35L only)DC 12V, 5W
UVC Lamp Cable Length (PF-35L only)5 m
Solar Panel80W (2 × 40W) Polycrystalline | >18% Efficiency
Solar Panel Size2 panels – 670 × 420 × 23 mm each
Flow Rate (Pump)2800 L/H (740 GPH)
Max Head Height1.8 m / 5.9 ft
MPPT TechnologyYes
Battery BackupOptional for PF-35 | Required for PF-35L (UVC version)
Battery Spec (if fitted)12V / 12Ah LiFePO4 with MPPT Technology
Controller Outputs (if battery fitted)Output 1: Pump | Output 2: Light (used for UVC on PF-35L)
Runtime (Battery Only, if fitted)Up to 7.5 hours when fully charged
Runtime (Sunny Day, if fitted)Approx. 15.5 hours (solar + battery)
Hose Compatibility (Pump)25 mm / 32 mm / 38 mm tubing
Pump Cable Length5 m (pump to battery)
Panel-to-Controller Cable1.4 m (panel to battery/controller)
CertificationsRoHS, REACH, CE, UKCA
Carton Size (Filter Box)44.5 × 34.5 × 40 cm
Weight (Filter Box)PBF-35: 4.3 kg | PBF-35L: 4.6 kg
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Installing Your Pump System

Our pump systems are designed for efficient, year-round operation, delivering best performance during spring and summer. Follow this guide for proper setup, seasonal adjustments, and maintenance to maximize performance and product life.

Quick Installation Guide

  • Step 1: Place pump in water on stable platform
  • Step 2: Connect pump to battery box
  • Step 3: Connect battery box to solar panel
  • Step 4: Position solar panel in direct sunlight
  • Step 5: Select spray head, turn on, and enjoy!

1. Before You Begin

Component Verification

  • Inspect solar panel for cracks or damage
  • Verify pump unit is operational
  • Check cables for fraying or loose connections
  • Confirm all mounting hardware is included
  • Ensure battery box is intact and dry

Site Assessment

  • Choose location with full sun exposure
  • Calculate total head height and pump distance
  • Ensure accessibility for ongoing maintenance
  • Identify safe, dry battery box location
  • Avoid shaded areas from trees or structures

2. Critical Safety Guidelines

  • Never place battery box in water or pond
  • Keep battery box upright at all times
  • Ensure ventilation around battery box
  • Avoid placement in flooding-prone areas
  • Do not cover battery box
  • Maintain drip loops in all cables

3. Installation Process

Solar Panel Positioning

  • Mount securely using provided hardware
  • Face panel south for maximum exposure
  • Winter angle: 60°
  • Spring/Autumn angle: 40°
  • Summer angle: 20–30°
  • Check mounting points are secure

Pump Placement

  • Place higher in water for improved performance
  • Avoid bottom placement to prevent clogging
  • Use a stable platform or floating device
  • Upturned flower pots work as platforms
  • Secure pump to avoid movement
  • Install suitable outlet fitting

Battery Box Installation

  • Keep dry and upright to avoid damage
  • Elevate at least 15cm off the ground
  • Hard surfaces: use rubber mat for splashback
  • Soft ground: elevate on treated wood
  • Tighten lid screws before winter
  • Store indoors during extreme cold
  • Maintain 10cm clearance for ventilation

Cable Management

  • Create drip loops to prevent water ingress
  • Form U-loops if box is below panel level
  • Secure cables to prevent strain
  • Tighten all connections
  • Use weatherproof covers if needed
  • Ensure correct polarity at all times

4. System Optimization

Performance Testing

  • Test under full sunlight
  • Verify flow rate and head height
  • Monitor in different light conditions
  • Check tubing and connectors for leaks
  • Adjust pump placement as needed

Seasonal Maintenance

  • Clean solar panels quarterly
  • Inspect pump monthly
  • Clean filter system to prevent clogs
  • Check electrical connections
  • Adjust panel angles seasonally

5. Winter Care

  • Remove pump if freezing is likely
  • Store battery indoors during extreme cold
  • Fully charge battery before storage
  • Keep components in dry, safe storage
  • Expect reduced winter performance
  • Consider shutting down non-essential features

How Your Pump System Works Guide

Discover the operational principles and realistic performance expectations of your energy-efficient water pump system throughout the seasons. This guide helps you understand your system's capabilities and how to maximize its potential.

1. Operating Principles

Energy Collection
  • The panel captures sunlight and converts it to electrical energy
  • Energy powers the pump directly or charges the battery (in backup models)
  • System activation depends on light intensity and system type
  • Performance varies significantly with weather conditions
System Types
  • Direct Systems: Function only with sufficient direct sunlight
  • Battery-Backed Systems: Store energy for more consistent operation
  • Hybrid Systems: Combine immediate operation with energy storage
  • Each type offers different benefits based on your specific needs

2. Realistic Performance Expectations

Direct Systems Performance
  • Operation strictly dependent on available sunlight
  • Flow varies continuously with passing clouds
  • May start and stop multiple times on partly cloudy days
  • Strongest performance during midday hours with direct sun
  • No operation during evening or heavily overcast conditions
Battery-Backed Systems Performance
  • More consistent operation throughout the day
  • Continues running during brief cloudy periods
  • Provides operation after sunset (typically 1–8 hours depending on model)
  • Maintains steadier flow rate regardless of minor light variations
  • May include adjustable flow settings and timer functions

3. Seasonal Performance

Summer Performance (May to August)
  • Peak performance period for all system types
  • Direct Systems: Operation possible from early morning to evening on clear days
  • Battery Systems: Consistent daytime operation plus evening hours
  • Maximum flow rates achieved during direct midday sun
  • Best charging efficiency for battery models
Spring/Autumn Performance (March–April, September–October)
  • Reduced operational hours with shorter daylight
  • Direct Systems: Expect 40–60% of summer performance
  • Battery Systems: More reliable operation but reduced evening hours
  • Performance varies significantly with weather conditions
  • Panel angle adjustment becomes more critical
Winter Performance (November–February)
  • Significantly limited operation for all systems
  • Direct Systems: May only operate briefly during peak sun (5–10% of summer performance)
  • Battery Systems: Limited daytime operation with minimal evening hours
  • Many customers choose to store system during winter months
  • Performance highly dependent on clear, sunny conditions

4. Advanced MPPT Technology

Our exclusive Maximum Power Point Tracking system maximizes efficiency in more challenged light conditions:

How MPPT Works
  • Continuously optimizes solar panel output
  • Automatically adjusts to changing light conditions
  • Previously only available in industrial systems
30% Efficiency Boost
  • Enhanced performance in lower light
  • Faster battery charging
  • Longer operating hours
PowerBee Innovation
  • First in small pumps
  • Professional-grade technology
  • Sets a new industry standard

5. Optimizing Performance

Seasonal Panel Positioning
  • Winter (Nov–Feb): Position at 60°
  • Spring/Autumn: Adjust to 40°
  • Summer: Set at 20–30°
Critical Installation Factors
  • Panel facing south for max exposure
  • No shading — even partial shade reduces output
  • Clean weekly for max efficiency
  • Sun all day with no obstruction
  • Keep battery units dry & ventilated

6. System-Specific Features

Direct-Powered Systems
  • Maintenance-free operation
  • No moving parts beyond pump
  • Lower upfront cost than battery systems
  • Best for daytime use
  • Ideal for sunny locations
Battery-Backed Systems
  • Operation in variable weather
  • Runs during cloudy periods + evenings
  • Many include timers
  • Low-battery protection
  • Best for constant circulation

7. Maintenance for Longevity

Regular Care
  • Clean panel weekly
  • Clean pump filter monthly
  • Check all connections
  • Inspect cables
  • Adjust panel seasonally
Battery Maintenance
  • Keep battery dry & ventilated
  • Allow full charge cycle periodically
  • Store indoors in extreme cold
  • Check for corrosion
  • Replace after 18–24 months

8. Winter Considerations

Winter Storage Recommendations
  • Remove system during winter
  • Clean before storage
  • Store in frost-free location
  • Battery fully charged
  • Inspect before reinstall in spring
Winter Operation
  • Expect ~5–10% of summer capacity
  • Direct systems may not operate
  • Battery systems offer limited function
  • Panel at 60° angle
  • Protect pump from freezing
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