Briggs & Stratton B4177GS Replacement Battery Charger Briggs and Stratton B4177GS - Replacement Universal charger Automatic Battery Charger Used on generator with electric starts Steady charge. Now with indicator lights to see the status of the charge Compatible With: Briggs and Stratton B4177GS B4177 fits 030426-0 030242-00 EXL8000 030244 Power Supply Cord AC Adapter