PRODUCT DATASHEET 1-800-383-7323 1-800-383-7323 / USA USA/CAN 1-800-383-7323 / CANADA www.energizer.com ENERGIZER 521 6V Specifications Classification: Chemical System: Designation: Nominal Voltage: Operating Temp: Typical Weight: Typical Volume: Jacket: Cells: Industry Standard Dimensions mm (inches) 73.00 (2.874) 69.00 (2.717) TE 77.00 (3.031) 75.40 (2.969) 136.50 (5.374) 132.50 (5.217) Terminal: Alkaline Zinc-Manganese Dioxide (Zn/MnO 2) No added mercury or cadmium ANSI-918A, IEC-4LR25-2 6.0 volts -18°C to 55°C (0°F to 130°F) 1900 grams (67.0 oz.) 1125 cubic centimeters (69.0 cubic inch) Metal Eight 3-361 Two parallel strings of four in series Screw Post Milliamp-Hours Capacity Continuous discharge to 3.2 volts at 21°C 127.00 (5.00) Maximum 114.00 (4.488) 109.50 (4.311) Capacity (mAh) O LE 60000 50000 40000 30000 20000 10000 BS 0 25 100 Discharge (mA) Voltage (CCV) O Industry Standard Tests (21°C) 6.0 5.5 5.0 4.5 4.0 3.5 3.0 20 40 60 LIGHTING 9.1 ohm continuous 6.0 5.5 5.0 4.5 4.0 3.5 3.0 0 20 40 60 Service (hours) 80 80 Service (hours) Voltage (CCV) Voltage (CCV) 0 LIGHTING 9.1 ohm 30 min/hr 8 hrs/day LIGHTING 33 ohm 30 min/hour 8 hrs/day 6.0 5.5 5.0 4.5 4.0 3.5 3.0 100 100 0 70 140 210 Service (hours) 280 350 Important Notice This datasheet contains typical information specific to products manufactured at the time of its publication. ©Energizer Holdings, Inc. - Contents herein do not constitute a warranty. Form No. EBC - 1107F Page 1 of 1