Old Thread but need correction: EBP-360 and EBP-380 are NOT identical! The internal connection of the batteries is different. In the EBP-380 all batteries are connected in a row, so the output voltage is 8x1,5 = 12 Volts. In the EBP-360 4 batteries are connected in a row, both rows in parallel...

Hello. I'm german, so please excuse my not-so-perfect english. I recently purchased a NOS MB PMB 500.