Can't remember exact year but black bottom - so works for 1950's - early 1960's. North-up polarity so I would guess pre-1960. Works great and sounds awesome! The item "1950's 1960's Fender pedal steel 400 800 1000 series guitar pickup 8.66k" is in sale since Friday, September 14, 2018. This item is in the category "Musical Instruments & Gear\Guitars & Basses\Parts & Accessories\Guitar Parts\Pickups".
The seller is "michael_atw" and is located in Jamestown, New York. This item can be shipped worldwide.