Abstract: A battery box hold-down comprising three metal strips. One metal strip is attached by one end to a base and has a slip-joint hinge component at the second end. Another metal strip is attached by one end to a base and has a hasp component at the second end. The top metal strip, shaped to fit over the top of the battery box, has a slip-joint hinge component at one end and a hasp component at another end. When the top metal strip engages over the battery box, the attached metal strips by slip-joint and hasp and a lock is fixed through the hasp, the battery box is fixed in a secure position.The battery may be serviced by unlocking the lock and disengaging and removing the top metal strip and the battery box top.