Offered in standard single speed and under-the-cover, VF drive, dual speed, 3-phase NER/ER Series has 1/8 to 20 ton capacity. Guardian smart brake technology consists of fail-safe, maintenance-free brake. Hoists have upper and lower limit switches, nickel-plated load chain, and 5 or 6 pocket load sheaves. Count hour meters, which record lowering starts and hoist on time, are standard on both NER and ER models.