Home / Shop / tube heater parts / Pressure Switches / TP-3161 TP-3161$72.00 LS/LD3 Combo Pressure Switch (40&50) 2 in stock TP-3161 quantity Add to cart Categories: tube heater parts, Pressure Switches Tags: TP 3161, TP3161 Description Description Combo Pressure Switch (40&50) For Models LD3 and LS3 Related products TP-26A $240.00 Add to cart TP-AK3 $14.00 Read more TP-241 $181.00 Add to cart TP-264F $61.00 Add to cart