Stackable Connecting Lead, Model X engine models Twelve-inch black insulated 4mm-stackable lead

Twelve-inch black insulated 4mm-stackable lead with banana plugs at both ends

or batteries required

this nickel-plated steel set covers a full C-major scale at scientific pitch (C4 = 256Hz) in a 6

producing oxygen's characteristic emission lines for spectroscope viewing of atomic-emission and quantum-energy levels

Wall-plug step-down transformer with 4mm sockets and selectable 4/6/12/24V outputs at 1A

Stackable Connecting Lead, Model X engine models Twelve-inch black insulated 4mm-stackable leadUsed in high current circuits where exposed plug pins are not acceptable, this 4mm stackable safety lead carries up to 12A through nickel plated split hollow pins on both ends.