Temperature Sensor 240Adeg F - 1/8-27NPTFAll Temperature sensors are designed to work with VDO gauges only. Sensors are matched to gauges according to maximum reading on dial face. All sensors are standard ground (sensor case to common ground). Please note: VDO sensors have tapered threads and DO NOT require the use of Teflon tape or pipe sealant. This will interfere with grounding causing incorrect instrument readings. Features:Marine 240Adeg/250AdegF Temperature Sender1/8-27 NTPF ThreadsAll brass construction#8-32 ConnectionWorks with most standard marine temperature gauges*Sold as an IndividualWARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.