Description This is a high quality AEM branded 1bar map sensor (0 to 14.5psi absolute). Note – this is not a gauge sensor – it registers vacuum only. It is typically used as a high quality MAP sensor for performance naturally aspirated engines. The sensor has a 1/8 NPT male thread fitting but is supplied with a 5mm barb tail, a male AN4 (-4) adaptor and the 3 pin connector with pins and seals. The sensor is made in the USA to military standards. This is a high quality sensor. Specifications: Supply voltage = 5vdc 0psi (absolute) output = 0.5v 14.5psi (absolute) output = 4.5v (data sheet provided)