Submersible RGB Controller for LED lights. Suitable for all 12vdc LED lights installed for submerged application. Completely molded, water proof controller with a very soothing pre programmed sequence of fading RGB colors. Input 2 core wire for 12vdc input and output of 4 core wire for RGB lights.

The ESP-RZXe Controller provides zone based set up that is easier to understand by untrained users. Fixed 4, 6 and 8 zone models are available. The ESP-RZXe provides flexible scheduling features that make the controller ideal for a wide variety of applications including residential and light commercial irrigation systems. Easy to Use The ESP-RZXe Controller was designed with ease of use in mind. Zone-based scheduling allows every valve to be scheduled independently; no more explaining “programs” to end users, virtually eliminating call-backs. The large LCD display shows all of the programming for each zone at the same time. The simple graphic-based user interface is easy to explain and presents every controller feature at your fingertips. LNK WiFi Ready Combined with Rain Bird’s LNK WiFi Module (sold separately), you can receive internet-based weather data that adjusts irrigation schedules on a daily basis for up to 30% water savings.

# Submersible LED Fountain Lights: Professional-Grade 18W Illumination in SS316 The premium submersible LED fountain light shown here represents professional-grade illumination designed for demanding fountain, pool, and water feature applications. Manufactured from marine-grade stainless steel 316 with powerful 18W LED technology, this fixture from Ekjan Associates delivers the brilliant, reliable lighting that transforms water features from daytime amenities into spectacular evening displays. ## Marine-Grade SS316 Construction The substantial stainless steel 316 housing visible provides the ultimate in corrosion resistance—essential for continuous submersion in challenging water environments. Unlike lesser stainless grades or aluminum housings that corrode in chlorinated pools, saltwater applications, or mineral-rich water sources, SS316 withstands the harshest conditions indefinitely. The robust construction protects sensitive LED components and electronics while the precision-machined housing ensures watertight integrity despite years of submersion and pressure exposure. ## Powerful 18W LED Technology The 18-watt LED array delivers exceptional light output—significantly brighter than typical 9-12W consumer fixtures while maintaining remarkable energy efficiency. This increased power proves essential for substantial fountains requiring adequate illumination to create dramatic effects visible from distance. The high-quality LED chips visible through the protective lens ensure brilliant illumination, excellent color rendering, minimal heat generation, and operational lifespan exceeding 50,000 hours—years of continuous service before replacement becomes necessary. ## Safe 12V DC Operation The low-voltage 12V DC specification provides critical safety advantages for underwater applications. This safe operating voltage dramatically reduces electrical hazards in wet environments while simplifying installation compared to mains-voltage alternatives requiring licensed electrical work and extensive safety infrastructure. The weatherproof cable visible—with distinctive rainbow safety markings—ensures durable connections withstanding outdoor exposure and submersion. ## RGB and Warm White Versatility **RGB Color-Changing**: Full spectrum color capability enabling dynamic lighting shows, seasonal color theming, special event customization, and programmed sequences creating visual variety. RGB fixtures transform fountains into customizable displays adapting to occasions and preferences. **Warm White**: Consistent, elegant illumination in warm white tones (typically 2800-3200K) creating sophisticated ambiance without color variation. Warm white proves ideal for classical fountains, luxury residential installations, and applications where timeless elegance matters more than dynamic color. This dual offering ensures appropriate solutions for varied aesthetic preferences and application requirements. ## Professional Certification The detail image reveals important certifications visible on the housing—quality assurance markings indicating compliance with safety and performance standards. Professional fixtures carry appropriate certifications; cheap alternatives lack such validation, reflecting inadequate engineering and testing. ## Adjustable Mounting Flexibility The robust stainless steel mounting bracket visible provides adjustable positioning—precisely aiming light where needed rather than accepting fixed angles. This adjustability ensures optimal fountain jet illumination regardless of installation geometry or nozzle placement. The substantial bracket construction matches fixture quality, preventing the corrosion and mechanical failure that compromises cheap plastic or thin metal mounting hardware. ## IP68 Submersible Rating Professional underwater lighting carries IP68 protection class—guaranteeing complete submersion protection enabling installation at any depth within fountain basins. This certification reflects rigorous testing and quality construction preventing water ingress that destroys lesser fixtures. ## Application Versatility **Decorative Fountains**: Uplighting jets creating spectacular evening displays that justify fountain investment through extended usability. **Swimming Pools**: Feature lighting for pool jets, waterfalls, and architectural elements. **Ponds**: Illuminating aquatic plantings, koi, and water features in ornamental ponds. **Architectural Water Features**: Professional lighting for commercial installations, hospitality venues, and corporate fountains. ## Installation Considerations Successful underwater lighting requires proper transformer sizing for connected load, strategic fixture placement maximizing illumination, secure mounting preventing movement, weatherproof cable connections, and appropriate RGB controllers if using color-changing fixtures.

# Periha PB Series: The Aquatic Hobbyist's Perfect Pump Solution For aquarium and pond enthusiasts serious about water quality and system performance, the Periha PB Series amphibious pumps represent engineering specifically designed for aquatic hobbyist needs. These variable frequency pumps deliver professional-grade capabilities in accessible packages that understand the unique demands of maintaining thriving aquatic environments. ## Variable Frequency: The Game-Changing Feature The PB Series' variable frequency technology fundamentally changes how hobbyists manage water circulation. Traditional fixed-speed pumps operate at full capacity constantly, regardless of actual needs. The PB Series adjusts motor speed dynamically, delivering three distinct operational modes through the included controller. This adjustability matters enormously in aquatic systems. During feeding times, reduce flow to prevent food dispersion. Increase circulation during peak biological filtration periods. Dial back overnight to reduce energy consumption and noise. One pump adapts to varied requirements that would otherwise demand multiple fixed-speed units. The energy savings prove substantial—variable frequency operation typically reduces consumption 30-50% compared to traditional pumps, directly impacting electricity costs during the continuous operation aquatic systems require. ## True Amphibious Capability The “amphibious“ designation isn't marketing—it's functional versatility aquatic hobbyists genuinely need. Install the pump fully submerged in sumps or ponds, or position externally using included hose adapters for inline operation. This dual capability solves space constraints common in aquarium cabinetry while simplifying maintenance access. External installation particularly benefits planted aquariums and reef systems where equipment in display tanks compromises aesthetics. Hide the pump in cabinetry, run hoses discretely, and maintain pristine in-tank appearance without sacrificing circulation performance. ## Comprehensive Model Range The PB Series spans from compact PB-5000 (1190 gallons/hour) to powerful PB-25000 (5945 gallons/hour), ensuring appropriate capacity for systems from small desktop aquariums to substantial koi ponds. This range means hobbyists match pump capacity precisely to system requirements rather than making compromises with ill-suited equipment. The detailed specification chart shows maximum flow rates at three power settings, enabling informed selection based on actual circulation needs, head height requirements, and energy budget. ## Protection Features Hobbyists Need Aquatic systems present unique challenges that Periha engineers anticipated: **Water Shortage Protection**: Automatically shuts down if water levels drop critically—preventing catastrophic pump burnout from equipment malfunctions or evaporation. **Overload Protection**: Guards against electrical issues that could damage both pump and connected systems. **Short-Phase Protection**: Detects electrical irregularities before they cause damage. These safeguards provide peace of mind essential when managing living ecosystems where equipment failure threatens livestock health. ## Why Hobbyists Choose PB Series **System Flexibility**: One pump handles multiple roles—main circulation, return pump, or water feature supply—through simple flow adjustment rather than equipment replacement. **Quiet Operation**: The variable frequency motor runs remarkably quietly, particularly at reduced speeds, maintaining peaceful home environments without intrusive equipment noise. **Reliability**: Continuous-duty construction designed specifically for 24/7 aquatic system operation delivers the dependability critical when equipment failure endangers livestock. **Future-Proof**: System upgrades or changes need not require pump replacement—adjust flow rates to accommodate evolving requirements. The PB Series represents thoughtful engineering addressing real aquatic hobbyist needs—versatility, efficiency, reliability, and appropriate capacity range combined in accessible packages that deliver professional results. **Ekjan Associates | Water Is Life**

# Submersible LED Fountain Lights: Why Quality Matters in Underwater Illumination When it comes to transforming water features from daytime attractions into nighttime spectacles, submersible LED lights play an indispensable role. At Ekjan Associates, we understand that the magic of illuminated fountains, ponds, and water features depends entirely on the quality of lighting components chosen. Today, we explore why investing in premium submersible LED lights, like our IC Series, makes all the difference in creating stunning, reliable underwater illumination. ## The Unforgiving Nature of Underwater Environments Water creates one of the most challenging environments for electrical equipment. Submersible lights must withstand constant immersion while maintaining electrical safety and optical performance. This demanding environment reveals the true quality difference between premium and budget lighting solutions. ### The Water Challenge: Pressure, Corrosion, and Conductivity Water exerts pressure on sealed enclosures, testing every seal and gasket. Even small imperfections in waterproofing allow moisture penetration, leading to catastrophic failure. Quality lights like our IC Series feature genuine IP68 protection—the highest waterproof rating—ensuring complete submersion safety even at significant depths. Corrosion presents another relentless challenge. Water, particularly when treated with chemicals or containing natural minerals, aggressively attacks metal components. Cheap lights often use inferior materials that corrode rapidly, causing housing failure, electrical shorts, and light degradation within months. Our IC Series utilizes marine-grade stainless steel 316 investment casting—the same material used in harsh marine environments—providing exceptional corrosion resistance that maintains structural integrity for years. Water's conductivity makes electrical safety paramount. Any water ingress into electrical components creates immediate shock hazards and equipment failure. Premium lights employ multiple layers of protection: superior sealing, high-grade cable insulation, and robust connector systems that maintain safety throughout their operational life. ## Why Quality Matters: The True Cost of Cheap Lights ### Premature Failure and Replacement Costs Budget LED lights might offer attractive initial pricing, but their shortened lifespan creates false economy. Cheap lights often fail within 6-12 months of installation, requiring replacement. When you factor in: - Draining water features for access - Labor costs for removal and installation - Repeated equipment purchases - System downtime during repairs The total cost quickly exceeds investing in quality lights initially. Premium lights like our IC Series, built with high-power Cree LEDs and superior components, deliver operational lifespans measured in years, not months. ### Safety Implications Electrical failures in underwater lights present serious safety hazards. Water entering failed housings creates shock risks for anyone contacting the water. Quality lights with genuine IP68 protection and superior construction maintain safety throughout their service life, protecting both users and installers from electrical hazards. ### Performance Degradation Cheap lights suffer rapid performance decline. Water penetration clouds lenses, corrosion darkens reflectors, and inferior LEDs lose brightness quickly. What begins as barely adequate illumination deteriorates into dim, discolored output that ruins the aesthetic appeal of water features. Quality lights maintain consistent color temperature, brightness, and beam characteristics throughout their lifespan, ensuring your water feature looks as impressive in year five as it did at installation. ## The IC Series Advantage: Engineering Excellence Our IC Series submersible LED lights exemplify quality construction designed specifically for demanding underwater applications: ### Premium LED Technology We incorporate high-power Cree LEDs—industry-leading components known for superior brightness, color accuracy, and longevity. These premium LEDs deliver: - Brilliant illumination that brings water features to life - Consistent color rendering across RGB, RGBW, and warm white options - Extended operational life exceeding 50,000 hours - Minimal degradation over time ### Superior Housing Construction The stainless steel 316 investment casting provides exceptional benefits: - Maximum corrosion resistance in any water condition - Structural integrity that maintains seal effectiveness - Heat dissipation that protects LED components - Stylish finishing that remains attractive indefinitely ### Genuine IP68 Protection True IP68 rating means these lights withstand continuous submersion beyond typical fountain depths. Multiple sealing systems, premium gaskets, and precision manufacturing ensure water never compromises electrical components. ### Versatile Control Options Available in RGB, RGBW with DMX control

When it comes to creating breathtaking water features, precision and elegance are paramount. Enter the world of Adjustable Clear Stream Fountain Jets – the unsung heroes of spectacular fountain displays that transform ordinary water into extraordinary visual experiences. What Are Adjustable Clear Stream Fountain Jets? Adjustable Clear Stream Fountain Jets are specialized nozzles designed to produce clean, undistorted water streams that maintain their clarity and form throughout their trajectory. These small, tapered nozzles are engineered for precision performance, creating smooth, laminar water flows that appear almost glass-like in their transparency. Unlike traditional spray nozzles that create dispersed patterns, clear stream jets focus on producing concentrated, coherent water columns that maintain their structural integrity from source to destination. This unique characteristic makes them ideal for creating sophisticated fountain displays that demand visual precision. Key Features and Benefits Minimal Distortion Design The tapered design of these nozzles ensures that water maintains its clear stream characteristics with minimal turbulence or distortion. This results in: Crystal-clear water columns Consistent stream diameter Reduced splash and spray Enhanced visual appeal Precision Engineering Each nozzle is crafted for exact specifications, allowing fountain designers to: Control water flow rates precisely Maintain consistent performance across multiple jets Create symmetrical displays Achieve predictable water patterns Adjustable Performance The adjustable nature of these jets provides flexibility in: Stream height control Flow rate modification Pattern customization Seasonal adjustments Spray Ring Applications These nozzles are particularly designed for precision use with spray rings – circular arrangements that create stunning geometric water displays. When integrated with spray rings, adjustable clear stream jets can produce: Symmetrical Patterns Multiple jets arranged in circular formations create perfectly balanced displays where each stream complements the others, forming intricate water sculptures. Layered Effects By varying the height and flow rate of individual jets within a ring, designers can create multi-tiered displays that add depth and visual interest to any water feature. Dynamic Performances When combined with programmable control systems, spray rings with clear stream jets can create choreographed water shows that dance to music or change patterns throughout the day. Group Arrangements: Maximum Impact Clear stream fountain jets truly shine when arranged in groups. This design approach offers several advantages: Enhanced Visual Drama Multiple streams working in harmony create a more impressive visual impact than single jets, producing displays that capture attention and create lasting impressions. Flexible Design Options Group arrangements allow for: Linear formations for modern, architectural displays Circular patterns for classical fountain designs Random clusters for naturalistic water features Geometric shapes for contemporary installations Scalable Solutions Whether you're designing an intimate garden feature or a grand public fountain, group arrangements can be scaled to fit any space or budget requirement. Technical Considerations Water Quality Requirements Clear stream jets require clean, filtered water to maintain their transparency and prevent clogging. Regular maintenance ensures optimal performance and longevity. Pressure Management Proper water pressure is crucial for achieving the desired stream characteristics. Too much pressure can cause turbulence, while insufficient pressure results in weak, broken streams. Material Selection High-quality materials like brass or stainless steel ensure durability and resistance to corrosion, making these jets suitable for both indoor and outdoor applications. Applications and Use Cases Commercial Installations Hotel lobbies and courtyards Shopping centers and malls Corporate headquarters Public plazas and parks Residential Features Garden fountains Pool and spa enhancements Landscape water features Architectural water walls Special Events Wedding venues Festival installations Temporary exhibitions Seasonal displays Maintenance and Care To ensure optimal performance of adjustable clear stream fountain jets: Regular Cleaning: Remove mineral deposits and debris that can affect stream quality Pressure Monitoring: Maintain consistent water pressure for uniform performance Seasonal Adjustments: Modify settings based on weather conditions and usage patterns Professional Servicing: Schedule regular inspections by fountain maintenance specialists The Future of Fountain Design As technology advances, adjustable clear stream fountain jets continue to evolve, incorporating smart controls, energy-efficient designs, and sustainable materials. These innovations ensure that water features remain both environmentally responsible

jebao DCP-15000 Sine Wave Water Return Pump 2021 latest dip return pump from jeboa, improved from the duct model High performance motor with innovation electronics, and energy saving up to 50% than old model No copper components , safety on your tank internal use only Super quiet operation and memory function for power supply off to recall memory. Power: DC 24V 105-watt 110-120v 60hz, max flow: 3962gph, max head: 23ft, dimension: 9.5x5x6 inch Jebao DCP-15000 Sine wave water return pump give you enhanced performance and precise control of flow through your aquarium’s reactors, sump, or closed loop system. With complete control through the DCP Controller, you can control the flow of the pump, enter feed modes (10 minutes), Motor Protection if the rotor is blocked. Using Sine wave technology *Super Quiet Operation and Memory Function for Power Supply Off to recall memory *No copper components. *Wear resistant ceramic shaft, longer operation life. *Improved from the DCT model *High performance motor with innovation electronics, and energy saving up to 50% than old model *Use in freshwater or marine. *Use in water or out of water.

SunSun HW 5000 Canister Filter The HW-5000 features a removable DC pump with SINE wave technology- more energy efficient than regular canister pumps. Includes a Smart Digital Controller that allows users to adjust the water flow rate and UV sterilizer's "ON" time. The ceramic impeller is more durable and can be used with freshwater and saltwater aquariums. The HW-5000 also includes 3 media baskets that are easy to clean. Big media baskets provide users the ability to add large amount of different filter media which is not included with the filter. Bottom drain hole with valve allow for easy maintenance of canister. Easy to start, no priming necessary, simply add water and turn on the power. An adjustable tube holder can be mount on the aquarium with a 7/8" rim and can be remove for aquarium with larger rim. Bottom drain hole with valve allow for easy maintenance of canister. Easy to start, no priming necessary, simply a water and turn on the power.