ABRACON ASD1-4.000MHZ-EC-T / ASD14000MHZECT (NEW NO BOX) ABRACON ASD1-4.000MHZ-EC-T / ASD14000MHZECT (NEW NO BOX) XTAL OSC XO 4.0000MHZ HCMOS SMD / TAPE & REEL (TR) ROHS COMPLIANT: YES. Radwell is not an authorized surplus dealer or affiliate for the Manufacturer of this product. byJuly 4, 2026