I need an off-grid solar system. Loads: 3× 9–12k BTU A/Cs, 1× 18k BTU A/C (12 hrs/day), fridge, lights, well pump (~1 HP, soft start), small appliances. Daily use: ~45–50 kWh. Cooking. Trying under $8000 but I have no idea on pricing

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.

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. 

Inquiry About 12v250Ah Cycle Use VRLA Gel battery  for on / off grid solar power systems

I am interested in $425.63  2  pieces, extra 5% off Extra 5% off with coins Hot Selling Solar Panel Cleaning Rotating Brush 3.5M/5.5M/7.5M Robot Cleaner Machine Kit With Telescopic Tool. Are any spare parts for this item offered, or available? If they are, what are the prices, how long would it take to get them to Raleigh, NC in the US, and how often would I need to change these parts? I am using it for commercial use. Would you recommend any other products instead?