The Yamaha 5FU-H2100-20-00 is a Powersports system that requires a 12V 18Ah SLA replacement battery. The compatible Universal Power Group replacement is the Yuasa YTX20L-BS 12V 18.0Ah Powersports Battery (YTX20L-BS), a 12V 18Ah SLA sealed lead-acid battery. This battery delivers up to 87 watts of standby power. It uses Bolt terminals, and measures 175 L x 155 H mm. This is a direct drop-in replacement for the Yamaha 5FU-H2100-20-00 requiring no modification to the device.
