Blue Sea Systems Solenoid ML Series 24V DC 500A Silver Alloy Contacts (BS-7703B)

Sale price$370.00



  • 500 Ampere continuous rating for engine, inverter, house loads, and emergency battery combine
  • Magnetic latching draws no current in “ON” or “OFF” state, only draws current when changing state of switch
  • Silver alloy contacts provides high reliability for switching live loads
  • 3/8″ -16 tin-plated copper studs for maximum conductivity and corrosion resistance
  • 7/8″ (22mm) stud length accepts multiple cable terminals
  • Label recesses for circuit identification
  • ML-Series Remote Control Contura Switch in not included. PN 2145 available as a separate item.


Control Circuit Connection Tinned Wire
Nominal Voltage 24V DC
Manual Control No
Coil Function Bi-Stable
Mounting #10
Amperage Operating Current continuous 0A
Terminal Stud Torque 140 in-lb (15.82 Nm)
Continuous Rating 500A
Intermittent Rating 700A (5 min)
Cranking Rating 10 sec 2500A
Cranking Rating 1 min 1100A
Cable Size to Meet Ratings 2x (4/0)
Switching Cycles 100000
Terminal Ring Diameter Clearance 1.18in (29.97 mm)
Terminal Stud Length 0.875in (22.23 mm)
Terminal Stud Size 3/8″ – 16 (M10)
Weight  0.79 kg

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