Vacuum plate with 2 valves and electrical passage

Security sockets with a diameter of 4 mm.
Plate equipped with 2 valves: 1 for vacuum, 1 for return to normal pressure Valves for 8mm diameter tube Plate with 2 banana sockets for supplying an accessory inside and outside Plate covered with a rubber seal ensuring excellent sealing thanks to the glass bell (not included)
Dimensions: Ø250 x 90 mm
Weight: 2.220 kg