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Mppt Controller

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  • We urgently require JC70D drawworks compliant with API 7K standard for oil well drilling operations. Required specifications:
    - Power capacity: 2000 HP (1490 kW)
    - Must meet SY/T 5532 standard
    - Complete system including:
     ? Drum assembly with braking system
     ? Main rigid water-cooled brake
     ? Auxiliary eddy-current/electromagnetic brake
     ? Transmission gearbox
     ? Control system

    Immediate delivery required for drilling rig application. All components must be supplied as complete operational system. Please confirm availability and compliance with technical specifications.

    Iran (Islamic Republic of) Iran (Islamic Republic of)
    Posted at: 2025-10-19 14:50:02
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  • I need 1 unit of control shed system for poultry operations. The equipment must be delivered within 1 week. Please provide product specifications and commercial terms.

    Pakistan Pakistan
    Posted at: 2025-10-19 09:00:03
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  • Looking for Hi-Fi MP3 music player with built-in cassette recorder and dual X-Bass speakers. Required features include PAL/NTSC compatibility, resume zoom function, full karaoke system, time search capability, amplifier support, super error correction technology, and multimedia playback support for DIVX/VCD/DVD/CD formats. Device must include FM scan radio, joystick controls, and full remote operation. Initial requirement is 8 units.

    South Africa South Africa
    Posted at: 2025-10-18 18:30:02
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  • Looking to purchase 2000 bags of 12-inch round latex balloons for party use. May increase order quantity based on product quality verification. Require clear product images to confirm color vibrancy and material durability before finalizing purchase. No brand preference but strict quality control needed.

    Global Global
    Posted at: 2025-10-18 16:20:02
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  • I need 1 sample unit of PWM solar voltage controller (12V10A model) for product testing. The sample should demonstrate stable performance in solar energy regulation. Please confirm if your solar regulator supports standard certification requirements. Will consider bulk order after satisfactory sample evaluation.

    Lithuania Lithuania
    Posted at: 2025-10-17 23:05:48
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  • We are developing a new product requiring compact inline water heaters capable of heating 0.1 liters per minute from 15°C to 45°C. The system must operate on 24V/40V DC power supply with strict temperature control to prevent exceeding 50°C.  

    Required quantity: 1000 units.  
    Key priorities: Precise temperature regulation, compact inline design, and DC voltage compatibility.  
    Please provide specifications and certifications for PTC heater solutions meeting these operational parameters.

    United Kingdom United Kingdom
    Posted at: 2025-10-17 20:00:03
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  • I need to purchase 10000 pieces of 20UF capacitors and AC motors. The products should be made with high-quality materials and strict quality control. Please pack them in 50 pieces per bag. I require a sample first and want to confirm if shipping costs can be waived for the sample if a bulk order is placed. Also, provide details on available shipping methods (air or ocean) and any applicable terms for shipping cost waivers based on order quantity.

    Pakistan Pakistan
    Posted at: 2025-10-17 18:00:03
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  • We are interested in purchasing 925 sterling silver pearl earrings. Please provide detailed specifications including:  
    1. Material composition and silver purity certification  
    2. Pearl type/size and clasp mechanism details  
    3. Available design variations and customization options  
    4. Minimum order quantity requirements  
    5. Quality control processes for jewelry production  
    Suitable for wedding occasions, seeking durable yet elegant designs.

    France France
    Posted at: 2025-10-17 17:19:42
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  • We are seeking solar-powered flood lights for residential and garden applications in Cambodia. Required specifications include:
    - Power options: 20W/50W/100W models (please suggest best-selling versions)
    - LiFePO4 battery preferred with IP65+ waterproof rating
    - Must include remote control, light sensor automation, and optional motion detection
    - Mandatory certifications: CE, RoHS, UN38.3

    Require complete product details including:
    - Technical specifications and product images
    - FOB/EX-WORK pricing with MOQ requirements
    - Sample cost with shipping to Phnom Penh
    - Production timeline and warranty terms
    - Packaging dimensions and unit weight

    Prefer to test product quality through initial sample order before bulk purchase. Market-specific recommendations for Cambodian home lighting solutions are welcome.

    Cambodia Cambodia
    Posted at: 2025-10-17 15:30:07
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  • Looking for Digital Controller model CON-300 specifically designed for lengen and tension applications. Need reliable supplier capable of providing this precise control equipment. Please share product specifications and compliance certifications. No file sharing options available in platform communication.

    Pakistan Pakistan
    Posted at: 2025-10-17 13:30:02
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  • Looking to purchase 1 piece of auto electric cooling fan control unit. Require shipment to Ukraine with standard delivery method. Total budget including shipping should not exceed US$38. No specific brand preference. Please confirm availability and delivery timeline.

    United States United States
    Posted at: 2025-10-17 03:00:03
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  • Looking for 1 unit of 5-meter black and white whale inflatable product made from TPU material. Require thorough quality control inspection before shipment. Strict delivery time requirement - must be completed within 1 week after quality approval. Prefer manufacturers with experience in producing large-scale inflatable structures.

    South Africa South Africa
    Posted at: 2025-10-17 02:40:02
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  • We require a compact grout mixer pump unit integrating mixer, agitator and pump in one frame. Essential specifications include:  
    - Batch capacity ≥200L with overhead water tank for continuous operation  
    - Electric motor 380-400V/50Hz/3-phase  
    - Pump output ≥60L/min at 10 bar pressure  
    - Capable of handling cement/sand/water grout with ≤4mm particle size  
    - Adjustable flow control and sand:cement ratio up to 4:1  
    Please provide technical datasheets confirming compliance with these requirements and recommended spare parts list for 1-year operation.

    Pakistan Pakistan
    Posted at: 2025-10-16 11:00:03
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  • We require technical specifications for ductile iron pipes with 20-inch diameter (DN 500). Essential details needed include:
    1. Material grade compliance (ISO 2531/EN 545 standards)
    2. Complete coating specifications for both interior and exterior surfaces
    3. Joint type configurations and pressure class ratings
    4. Standard pipe lengths and compatible accessories (fittings, gaskets, etc.)
    5. Quality control procedures and testing protocols

    Please provide comprehensive technical documentation for evaluation.

    Egypt Egypt
    Posted at: 2025-10-16 08:20:02
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  • We require elevator intercom systems for cabin controller and guard post connection. Each unit must support independent elevator operation with capability to connect 2 units when needed.  
    The system should comply with third-party inspection standards and accommodate elevators with 630kg capacity.  
    Initial trial order of 10 sets preferred, focusing on cost-effective solutions with easy installation. Delivery destination: Dakar, Senegal.

    Senegal Senegal
    Posted at: 2025-10-16 04:30:03
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  • We require Cisco Catalyst switches (models C9300-24T-A, WS-C2960X-24PS-L, WS-C2960CX-8PC-L) with stacking modules and PoE capabilities. Also needed are 8 Ruckus R610 WiFi access points with ZD 1200 controller, SFP transceiver modules (1000Base-SX), multimode fiber optic cables (62.5/125μm), and Cat.6 RJ45 patch panels/cords. Quantities range from 1 unit for core switches to 300 units for short patch cords. All equipment must comply with specified technical configurations.

    Burkina Faso Burkina Faso
    Posted at: 2025-10-15 23:00:15
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  • We are looking for a 38KHz IR receiver specifically designed for HVAC remote control systems. The component must support data transmission of 50 bytes at 1200 bauds. Annual procurement requirement is 100,000 pieces.  

    Need to test samples immediately before proceeding with bulk order.  

    Please confirm technical specifications compliance with our application requirements and provide available part numbers for evaluation.

    Spain Spain
    Posted at: 2025-10-15 19:50:03
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  • We require 3 units of hydraulic breaker equipment with hydraulic drive system and control panel. The equipment must include hydraulic hammer and complete control console. Please provide technical specifications and commercial offer for RK 4046HD-C compatible models. Looking for reliable manufacturers with experience in heavy construction machinery.

    Uzbekistan Uzbekistan
    Posted at: 2025-10-15 18:30:06
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  • I need ESC units capable of controlling two 180W brushless motors with forward/reverse functions for e-skate applications.  

    Require 6 samples for testing and an initial batch order of 200 units.  

    Please clarify what customization options are available for this ESC configuration.

    France France
    Posted at: 2025-10-15 16:40:02
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  • Require replacement components for industrial valve control systems.  
    Specific need:  
    - Thyristor module for MSS.1 LPF configuration  
    - Manufacturer specifications: Siemens AG (Part No. A5E00454340)  
    - Application: Valve LTT (SVC1) control circuit  
    - Required quantity: 1 unit  
    Seeking original manufacturer components with full technical documentation.

    India India
    Posted at: 2025-10-15 14:59:50
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  • We are seeking high-quality Indian ebony guitar fingerboards for furniture integration. The material must be Vriksh certified with legal documentation. Please specify:  
    1. Minimum order quantity requirements  
    2. Price ranges based on different order volumes  
    3. Production lead time from order confirmation to shipment  
    4. Quality control measures for consistent color (jet black) and grain patterns  
    Include details about your processing capabilities for bridge blanks and head plates. We prioritize suppliers with own factory facilities and sustainable logging certifications.

    India India
    Posted at: 2025-10-15 14:00:04
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  • Seeking GSM-based gate opener system with 3 output dry contacts for Open/Close/Stop operations. The device should provide reliable access control functionality for automated gates. Require industrial-grade durability and stable signal transmission performance.

    Mongolia Mongolia
    Posted at: 2025-10-15 11:48:32
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  • We require 1 set of 45kW blower with complete control system for water wave generation in aqua park facilities. Please specify:
    1. Technical specifications required for the control system
    2. Compatibility details with existing wave generation systems
    3. Budget range considerations for this configuration

    Provide detailed product specifications and certification information. Clarify if installation supervision services are included.

    Lebanon Lebanon
    Posted at: 2025-10-14 23:20:02
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  • Require 1 set of professional teleprompter system with following specifications:
    - 15" to 19" reflective beam splitter glass display
    - Minimum 1000 nits brightness for outdoor visibility
    - Compatible with DSLR/mirrorless cameras and standard tripods
    - Wireless remote control & software compatibility
    - Foldable lightweight design with full accessories
    Must include AC/battery power options and anti-reflective glass. Immediate purchase for field production use.

    Saudi Arabia Saudi Arabia
    Posted at: 2025-10-14 22:00:03
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