Merrill MPSXHD4060 40/60 Extra Heavy-Duty Pressure Switch Preset

Features:

• Extra heavy-duty pressure switch in all parts | Merrill - 3lbs. vs Competitor 2lbs.
• Switch extra-large case for easy wiring | Merrill - 5.7" x 5.3" vs Competitor 3.7" x 3.4"
• Heavy brass wire connections (hold No.4 wire) with set screws inside the brass tube - wires will not slip off the screw
• 3/4" conduit size knockouts for heavy wire (4 places)
• Adjustment instructions for switch inside top cover
• Contacts open (switch off) at cut-off pressure. Points close (switch on) a cut-in or pressure drop
• Heavy fiberboard bracket for movement of contacts much stronger and heat resistant
• Extra-large silver contact for longer service life
• Captive nut on the switch cover
• 1/4" swivel union so switch case does not need to pivot to install (set screw to stop swivel)
• Raised grounding lug for easy connection - holds two wires