Single-Phase Rheostat, Model E Subcategory_Lab Burner Accessories Plated spring arm with press

Plated spring arm with press knob and a single contact stud

Pack of low-form borosilicate 3

Autoclavable polypropylene test tube stand holding six 25-mm tubes with six drying pins on the back

V-location formed by two hexagonal bars and a hexagonal carriage prevents sag along this 1

sized for precision-resistor and thermocouple work where stable resistance matters

Single-Phase Rheostat, Model E Subcategory_Lab Burner Accessories Plated spring arm with pressUsed to add variable resistance while keeping the slide wire wiper enclosed, this single phase rheostat carries oxidized constantan winding with 4mm safety socket terminals.