Great vintage era type constructed, paper layer wound 18W output transformer! These have the best available, grain oriented M-6 steel lamination for cool running and high performance! Also, good for many 18W or "so" amplifier projects as well!...See specifications for details! Made by Magnetic Components Inc. Right here in Chicagoland USA.... Specifications QUANTITY DISCOUNT: 5+ = 44.89 EACH 10+ = 43.37 EACH DISCOUNT WILL BE APPLIED & TOTAL ADJUSTED WHEN YOUR ORDER IS PROCESSED 40-18037$46.42 Triode, USA Customer Service M-F 9AM-4PM CT 1-800-774-3201 Email us Anytime: questions@triodestore.com