10 pcs. ±15kV ESD-Protected, 3.3V, 1/8 Load, Failsafe RS-485/RS422, SP3072 10 pcs. ±15kV ESD-Protected, 3.3V, 1/8 Load, Failsafe RS-485/RS422 Transceivers. Condition is New. Shipped with USPS First Class Package. byJuly 3, 2026