PHI 2.9™ BATTERY

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The PHI 2.9™ kWh 60 Amp deep-cycle Lithium Ferro Phosphate (LFP) battery is optimized with proprietary cell architecture, power electronics, BMS and assembly methods. It is modular, lightweight and scalable for installations that range from kWh to MWh. Provides power security and seamless integration of renewable and traditional sources of energy in conjunction with or independent of the grid: net zero, peak shaving, emergency back-up, portable and mobile.

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Description

CHEMISTRYLithium Ferro Phosphate (LFP)
The safest Lithium Ion chemistry available
No cobalt, risk of thermal runaway or fire
OCPDBuilt-in accessible 80 Amp DC breaker On/Off switch
BMSBuilt-in Battery Management System
COMPATIBILITYCompatible with all industry standard inverters and charge controllers
Battery bank-to-inverter output sizing must adhere to a 2:1 ratio:
battery quantity = (inverter kWAC rating ÷ inverter efficiency)
÷ battery MAX Continuous Discharge Rate in kWDC
MAINTENANCEMaintenance-free
No ventilation, cooling or thermal regulation required

Testimonials

“We love that they’re completely non-toxic, less weight, less space and more reliable. Perfect for tiny housers who demand high quality in small packages!”

Vina L., Sol Haus Design, California, May 2018

Specifications

PHI 2.9™24V48V
DC Voltages – Nominal25.6VDC51.2VDC
Amp-Hours115 Ah57 Ah
Rated kWh Capacity @ C/22.9 kWh DC @ 100% DOD
2.32 kWh DC @ 80% DOD
2.9 kWh DC @ 100% DOD
2.32 kWh DC @ 80% DOD
MAX Discharge Rate (10 minutes)60 Amps DC (1.53 kW DC)60 Amps DC (3.07 kW DC)
MAX Continuous Discharge Rate45 Amps DC (1.15 kW DC)28.5 Amps DC (1.45 kW DC)
MAX Continuous Charge Rate45 Amps DC (1.15 kW DC)28.5 Amps DC (1.45 kW DC)
DC Voltage Range124 VDC to 28 VDC48 VDC to 56 VDC
Depth of Discharge1up to 100%up to 100%
Operating Efficiency98%98%
Charge Temperature132° to 120°F (0° to 49°C)32° to 120°F (0° to 49°C)
Operating Temperature1-4° to 140°F (-20° to 60°C)-4° to 140°F (-20° to 60°C)
Storage Temperature16 months: 14° to 77° F (-10° to 25° C)
3 months: -4° to 113° F (-20° to 45° C)
6 months: 14° to 77° F (-10° to 25° C)
3 months: -4° to 113° F (-20° to 45° C)
Self-Discharge Rate<1% loss per month<1% loss per month
Cycle Life10,000+ (@80% DOD)10,000+ (@80% DOD)
Memory EffectNoneNone
Warranty Period10 Years10 Years
Weight61.06 lbs (27.7 kg)61.06 lbs (27.7 kg)
Dimensions11.25 x 11 x 9.5 in. (12.75” H w/terminals) / 0.68 ft3
(28.6 x 27.9 x 24.1 cm / 0.019 m3)
11.25 x 11 x 9.5 in. (12.75” H w/terminals) / 0.68 ft3
(28.6 x 27.9 x 24.1 cm / 0.019 m3)

1. Max operating conditions. Refer to warranty for recommended conditions.

  • All specifications listed are typical/nominal and subject to change without notice.
  • UN 3480, Lithium Ion battery contained in equipment, 9, II
  • UL, CE, UN/DOT and RoHS compliant components – UL Certified
  • Designed and manufactured in California, USA

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