Continue shopping “PY800 PY-800 ELECTRON VACUUM TUBE VALVE ZERIX” has been added to your cart. Product Price Quantity Subtotal × PY800 PY-800 ELECTRON VACUUM TUBE VALVE ZERIX $10.23 PY800 PY-800 ELECTRON VACUUM TUBE VALVE ZERIX quantity $10.23 Coupon: Apply coupon Update cart Cart totals Subtotal $10.23 Total $10.23 Proceed to checkout