The Teltonika PR4MK04K is a durable 4-pin power plug featuring contact terminals, engineered for reliable DC power connectivity with a robust design supporting up to 250 V AC/DC and 5 A AC/DC. Withstanding 1500 V AC for 1 minute and boasting an insulation resistance of 1000 MΩ minimum, this plug operates effectively in a wide temperature range of – 25 °C to + 85 °C. 1  Constructed from Phosphor Bronze / Brass with Tin-plating, the PR4MK04K ensures stable and long-lasting power delivery for Teltonika devices and compatible hardware.