Stackable Connecting Lead, Model AB Item Type_Mug this resistance box at plus-or-minus

this resistance box at plus-or-minus 1% on each step replaces dozens of fixed resistors at the bench

each plain-shanked for clamping or holding

this classroom Van de Graaff kit demonstrates charge conservation

Ten-amp DC scale on a 315x115mm laminated panel with sealed shunt

coil for measuring the force on a current-carrying conductor and verifying the relationship between current

Stackable Connecting Lead, Model AB Item Type_Mug this resistance box at plus-or-minusUsed to chain multiple branches off a single terminal, this insulated 4mm stackable safety lead carries up to 12A through nickel plated split hollow pins for branched circuit student work.