Bottom Conn 4″ Low Pressure dry Gauge-40-200 SERIES

Sensitive capsule-type, non-fillable dry gauge
Vacuum ranges through 0 psi to 10 psi
2-1/2″ and 4″ gauge sizes
Black painted Steel, Stainless Steel and impact-resistant ABS case
Copper alloy and Brass wetted parts
Ideal for applications including filter monitoring, gas distribution, HVAC, leak detection, level indication and medical