Solar Battery Charger Controller

Browse 8 global buying requests and sourcing opportunities.
  • We are seeking a 640kVA diesel generator set with the following specifications:

    Main parameters:
    - Prime power: 570kVA/456kW
    - Standby power: 640kVA/512kW
    - V-12 turbocharged engine with ≤26.6L displacement
    - Fuel consumption: ≤124L/h (100% load), ≤95L/h (75% load), ≤64L/h (50% load)
    - System capacities: 59L oil, 120L coolant, 1120L fuel tank

    Alternator requirements:
    - 400/230V 50Hz 3-phase brushless design
    - H-class insulation and IP23 protection
    - AVR voltage regulation with ±1% accuracy
    - 110% overload capacity for 1 hour

    Control panel must include:
    - Manual/automatic operation modes
    - ATS and automatic load sharing
    - Under-frequency protection
    - Emergency stop function

    Essential configuration:
    - Soundproof canopy
    - Automatic battery charger
    - Fuel tank heater
    - Lockable fuel filler cap
    - Complete cable set

    Please provide technical compliance confirmation with your quotation.

    Kazakhstan Kazakhstan
    Posted at: 2025-09-26 14:40:03
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  • We require 08 solar tower lights for a tender project with 90-day offer validity. The system must include solar panels, batteries, LED lights, charge controller, inverter charger, and trailer.  

    Minimum 3-year warranty covering electrical/mechanical failures and component replacements required. Project timeline is 04 months including production, shipping, and installation.  

    Please provide:  
    1. Material list and technical specifications for all components  
    2. Company profile and ISO certifications  
    3. Product catalog  
    4. Detailed warranty terms covering battery replacement and repair costs

    Qatar Qatar
    Posted at: 2025-09-23 21:10:03
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  • We require a smart environmental monitoring device designed as fixed fan-shaped housing (non-functional fan). The unit must include:
    1. Solar power system with lithium battery backup
    2. IP55-rated protective enclosure
    3. NB-IoT/LTE-M connectivity
    4. Integrated sensors for PM2.5/PM10 and wind speed detection
    5. Insect presence detection capability with automatic municipal notification system
    The device should enable municipal pest-control dispatch without citizen complaint submission.

    Saudi Arabia Saudi Arabia
    Posted at: 2025-09-07 16:40:04
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  • Request for 13 complete solar freezer kits, each including a 500–600?L solar?powered chest freezer, a solar power system (sufficient solar panels, a solar inverter, a solar charge controller, a battery bank), installation of each kit as a stand?alone unit, user training on system operation and maintenance, and delivery of each complete kit to the final destination. Looking forward to detailed quotations and specifications.

    Mozambique Mozambique
    Posted at: 2025-08-05 17:05:42
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  • Our group is planning to install complete solar pumping systems across 11 water stations in Syria. Seeking FOB quotation in USD for equipment and components including solar panels (dual facial, 590W), solar inverters for water pumps (125kW, 75kW, 55kW, 37kW, 22kW, 7.5kW, 5.5kW), wave filters, main electrical distribution panels, electrical control panels for submersible pumps, DC cables (110mm?2 and 116mm?2), grounding system, lightning protection system, off - grid solar systems with batteries, metal mounting structures for solar panels, lithium batteries (24V, 230Ah). Refer to attached files for details. Group is also interested in importing large - quantity photovoltaic modules for Syrian market, especially in reconstruction phase. Ask for best offer per watt for 720 watts n - type Topcon and 720 watts n - type HJT tech. Competitive pricing, product quality and lead times are critical. Anticipate additional similar projects in the future.

    Romania Romania
    Posted at: 2025-05-30 15:11:49
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  • Our company specializes in importing a wide range of power equipment, including diesel generators, transformers, water pumps, solar pumps, inverters, solar panels, control modules with batteries, and complete solar sets. 

    Ethiopia Ethiopia
    Posted at: 2025-05-10 14:20:02
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  • I am searching for a small battery solar panel operated multicolor led (controllable on LORA networks) to install in the safety barriers on the highway.

    Belgium Belgium
    Posted at: 2025-03-05 18:20:05
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  • would like to have your offer for the supply of the following tender items with lead time and Data sheet. MPPT charge controller, efficiency not less than 92 %, and shall meet the following specifications. voltage, as per technical specifications Controller must utilize passive cooling (not fans); Should allow parallel operation, i.e more than one unit can be connected in parallel. Controllers to be certified CE or UL and to meet at least one for the following or equivalent standards IEC 62509 or IEC 62093; The device should have LED or LCD display. Equipped with SPD in the upstream input for each Charge Controller. Product warranty shall be 5 years. 228 Pcs MPPT Charge Controller Rated 85A - 100 A, at least 150 VDC input voltage. 148 Pcs MPPT Charge Controller Rated 100 A, at least 150VDC input voltage. 83 Pcs MPPT Charge Controller Rated 100 A, at least 450VDC input voltage. Off-Grid Inverter single phase, pure sine wave, 230 V, 50Hz as per below technical specifications. - The inverter shall produce pure sine wave form with provision for battery charger, and it can be configured individually or in parallel - Output frequency shall be 50 Hz - Designed for indoor enclosure not less than IP 20 - Maximum efficiency should be not less than 90 % at full load - To be certified to meet at least CE and UL marking and complaint with IEC 62109 - The device should be integrated with LED indicators or LCD display - It shall allow adjustment of battery voltage and charging current - The device shall allow connection to grid and/or backup generator(s) - The charging function of the inverter/charger shall include battery charging functionality   and the inverter shall be wired in ways that make use of the inverter battery charging   functionality if the installation includes either mains power or a diesel generator. - Protections required: AC overload and load short circuit, overvoltage, overheating and battery reverse polarity - The inverter shall allow internet connection for remote monitoring - Product warranty shall be 5 years. 22 Pcs 7KVA Solar Off-Grid Inverter. 69 Pcs 10KVA Solar Off-Grid Inverter. . 116 Pcs 15KVA Solar Off-Grid Inverter. 

    Pakistan Pakistan
    Posted at: 2025-01-20 22:19:32
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