UPS power supply system off-grid system 20kW quotation

A 20kW off-grid UPS system typically includes hybrid inverters, battery banks totaling 48kWh, and zero-transfer technology for uninterrupted power, with prices ranging from approximately US$13,648 for gel battery designs to customized lithium-based systems.

System Overview

A standard 20kW off-grid UPS system includes the following components:

• Inverters: 4 × 5000W 48V hybrid inverters with zero-transfer time, ensuring instant switching from mains to battery power without interruption, ideal for sensitive electronics like servers and datacentres .
• Battery Storage: 2 × 24kWh 500Ah battery banks, providing a total of 48kWh of stored energy. Lithium or gel battery options are available depending on budget and performance requirements .
• Cabling and Accessories: Includes 8m tinned copper battery cables, thermal over-current circuit breakers, parallel connection kits, and loose ring terminals for installation .
• Control Features: Dry contact ports allow automatic generator activation or relay switching when battery voltage drops below a set threshold, optimizing fuel usage for hybrid setups .

Applications

This system is suitable for:

• Large households or commercial buildings
• Data centers and IT infrastructure
• Telecommunications equipment
• Off-grid solar or generator hybrid setups It ensures continuous AC power even during mains outages or generator downtime, reducing fuel costs and protecting sensitive equipment .

Pricing

• Gel Battery Design: Approximately US$13,648 for a 20kW 3-phase system with gel batteries, valid for 30 days .
• Lithium Battery Systems: Customizable options are available, often including 48kWh lithium battery banks, with pricing dependent on battery type, inverter brand, and additional accessories .
• Solar Integration: Off-grid solar kits with 20kW capacity, including lithium batteries and solar panels, are available from suppliers like SolarTown, with pricing varying based on panel type and battery storage .

Additional Considerations

• Installation: Ensure proper isolation of inverter AC output from other AC sources to prevent damage .
• Warranty: Hybrid inverters and battery banks typically come with a 1-year manufacturer or repair/replacement warranty .
• Customization: Systems can be tailored for single-phase or three-phase output, lithium or gel batteries, and integration with solar or generator backup. For an accurate quotation, it is recommended to contact suppliers directly with your location, load requirements, and preferred battery type to receive a detailed price and configuration.