Power-Sonic PSG-450 has been cross-referenced to be compatible and replace Sonnenschein 4V4 sealed lead acid Battery. This 2 cell battery by Power-Sonic is rated at 4V 5.0Ah 20 Whr.
• The Power-Sonic valve regulated sealed lead acid batteries are maintenance free, easy to handle, rugged and economical. It has a characteristic of high discharge rate, wide operating temperature, long service life and deep discharge recover.
21 Compatible Model Numbers.
Specifications Chemistry Lead Acid Voltage 4 Capacity 5000 mAh / 5.00 Ah Rating 20 Whr Cell 2 cells Connector F2 Length 3.54 inch / 8.99 cm Width 1.94 inch / 4.93 cm Height 2.87 inch / 7.29 cm Color Gray Weight 1.7 lb / 0.77 Kg
Total Weight: 1.7 lbs / 771.10 g