A + or – 15 Volt DC Lambda Power Supply. This unit is used, but should be in working order. We have several available. This power supply can be adjusted from 12 volts to 15 volts. Runs on 120 VAC power. 3.3 Amps at 15 volts. Model LND-W-152. Shipping charges will be added to the listed price. You may return it within 14 days if not satisfied. Click on the photos below for a larger image. US SALES ONLY.