BOSTON-POWER DATA SHEET Swing 4400 Rechargeable Lithium-ion Cell Boston-Powers Swing 4400 is a high energy density, long life and reliable lithium-ion rechargeable cell which is ideal for Plug-In Hybrid Electric Vehicle (PHEV), Battery Electric Vehicle (BEV) and Grid Storage applications. Specifications 64.8 mm Nominal capacity 4400 mAh 18.5 mm Nominal voltage 3.7V Gravimetric 180 Wh/kg Energy density Volumetric 420 Wh/L 37.1 mm Power density 440 W/kg Nominal cell impedance 17m 100% DOD >1000 cycles Cycle life (0.5C discharge at 23C) 90% DOD >2000 cycles Max continuous discharge rate 12.0A (0 -100% SOC) Allowable pulse capability (10s pulse) 1200 W/kg Standard charging method (CC-CV) 3.1A (0.7C) to 4.2V Max charge rate (continuous) 8.8A 10s pulse charge (>8A) and discharge 4.3V to 2.5V (>20A) cutoff voltages Certifications Nominal cell weight 90g UL 1642, UN 38.3, ROHS 2002/95/EC directive, Nordic Ecolabel license 330 011 Charge -10 to 60C Operating temperature* Discharge -40 to 70C Storage temperature* -40 to 60C *Contact Boston-Power for specifics on operation and storage at temperature extremes. Cycle life at 100% depth of discharge (DOD) Cycle life testing at 100% DOD 0.5C discharge and 0.7C charge at 23C (Voltage range 4.2V - 2.75V) BPI.DS.SWG4400 0410 BOSTON-POWER DATA SHEET: SWING 4400BOSTON-POWER DATA SHEET Discharge capacity Temperature performance Charge curve (0.7C) BPI.DS.SWG4400 0410 BOSTON-POWER DATA SHEET: SWING 4400 USA China Taiwan www.boston-power.com Boston-Power, Inc. Boston-Power Battery (Shenzhen) Co., Ltd. Boston-Power Battery 2200 West Park Drive Jinrun Bldg., Tairan 9th Rd., (Taiwan) Co., Ltd. Westborough, MA 01581-3961, USA CheGongMiao, Futian District, 89 Song Ren Road, Suite 11C Phone: +1.508.366.0885 Shenzhen 518040, China Taipei, 114, Taiwan Performance may vary depending on, but not limited to cell usage and application. If cells are used outside of specifications, performance may diminish. All specifications are subject to change without notice. All information provided herein is believed, but not guaranteed, to be current and accurate. Boston-Power, Inc., 2010. All rights reserved. No portion of this material may be copied or reproduced, in any manner, without the express written consent of Boston-Power. Boston-Power, the Boston-Power logo, Sonata and Swing are all trademarks or registered trademarks of Boston-Power, Inc. which retains sole rights to their use.