Shopping security
Air-cooled rheostat with extended-tube ventilation, dissipating heat across the slide-bar carriage during sustained high-current circuit work in physics laboratory demonstrations.
Ships within 48 hours · Estimated delivery Jun 21 - Jun 26
US$40
Get nowSign up to your membership to get coupons up to
15%
Get nowOpportunity to enjoy order discount up to 15% off
Top-Converting Item to Boost Your Average Order