The Vanguard™ Fi Series Commercial Battery packs have built-in levels of safety including wire bonding, tier plates, redundant contactors, and an on-board BMS.
Flexible, Integrated System
The integrated Lithium-Ion battery system delivers versatile power and performance that can be configured for multiple capacities and voltages.
Black & White Troubleshooting
No guesswork when it comes to troubleshooting on the job.
Zero Emissions
Clean energy that supports the ability to work indoors and of course outdoors.
Assembled in the USA
The 24V Fi3.5 is designed, engineered, and assembled in the United States.
8 Year Commercial Limited Warranty
Vanguard now offers an 8 year commercial limited warranty for all lithium-ion battery packs. CLICK HERE for more information.
Specifications
At least one product must be displayed. Please select another option to remove this product
Fi Series Name
Fi3.5
Nominal Voltage (V)
25.8
Charge Voltage (per IEC 61960)
29.4
Discharge Cutoff Voltage
17.5
Nominal Capacity per IEC 61960
135.9 Ah / 3.5 kWh
Communication Protocols
CAN J1939
Discharge Temperature Range
-20°C to +60°C
Storage Temperature Range (1 Month / 1 Year)
-20°C to +60°C / -20°C to +25°C
Charge Temperature Range
0°C to +45°C
Marketed Durability
Up to 2,000 cycles to 80% initial capacity
Discharge Current, Nominal
134
Parallel Capable
Yes, up to 10 batteries
Manuals
*Total energy measured using a 0.2C discharge per IEC 61960-3:2017
Find a Dealer
Find the right dealer for all of your commercial battery needs with our certified Vanguard Commercial Power® dealers.