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About Keystone

... from World War II, Keystone Technologie... ...OEM and distributor customers. Since 1945, our dedication ...

Quick Ship Program

...ers. That’s why we pledge to ship most i... ...bsp; Our network of 16 fulfillment cente... ...Quick Ship eligible products.   Cli...

All Products

... “burned in” at the factory to ensure ex...

Program Start T8 Ballasts

...ly extend lamp life versus traditional i... ...t 25W and 28W F32T8 versions. • Qualifie... ...8 ballasts, you can instantly qualify fo... ...LAST FACTOR INPUT VOLTAGE MINIMUM ST...

Statement of Warranty

... the ballast is not installed in accorda... ...ety of Underwriters Laboratories, Inc., ... ... the ballast is not installed according ... ....   NO IMPLIED STATUTORY WARRANTY O... ...lusive of all other statutory, written o...

Our History

...ality for more than 60 years.   Aft... ...m if there were any products that were a... ...ware and electrical stores in Philadelph... ...uring company. Over 60 years later, Keys... ...ne’s line has grown substantially beyond...

Custom Solutions

...ballast innovation, Keystone Technologie... ...ed on this website, Keystone has the cap... ...igning and building custom products to meet your requir...

KTLD-60-1-24V

LED Driver | 60W Load | 24V Constant Voltage Output | 120V Input

NEMA Premium High Efficiency T8 Ballasts

...0. • Total Harmonic Distortion must be ≤...

KTLD-60-1-24V-SC

LED Driver | 60W Load | 24V Constant Voltage Output | 120V Input | Short Case