Rochester Gauges 47” Model 8640 Spiral Gauge. Tank depth should be at least 1/2” greater than the length of the gauge. The additional depth may be considered "reserve" at the bottom of the tank that will not be measured.
Designed for top mount
1-1/2” MNPT tank connection
TwinSite Sender Dial 240-30 Ohms and 0-90 Ohms
Suitable for up to 25 psig maximum
This product is made-to-order and has a lead time of up to 4-6 weeks. We always try to expedite special orders when possible.