Metri-Pack 280 Series. These in-line connectors feature high current and current density in a small, compact design. Because of their excellent resistance to temperature, chemicals, and abrasions, Metri-Pack 280 connectors may be used in under-hood automotive applications as well as most marine, off-road, and agricultural applications. Rated for 16 volts and 30 amps, connectors must be used in conjunction with a sealed Splice Pack system.