Alternate color or configuration shown BTI 4X20E50574 power adapter/inverter Indoor 170 W Black BTI 4X20E50574. Purpose: Notebook, Power supply type: Indoor, Output power: 170 W. Product color: Black Manufacturer: BTI SKU: 6005895 Manufacturer part number: 4X20E50574-BTI GTIN: 0886734884532 MSRP: $79.00 Price: $61.53 Qty: Add to cart Custom wishlist OK Add to wishlist Add to compare list Email a friend Specifications Contact Us Products specifications Attribute name Attribute value Technical details Product color Black Features Output power 170 W Output current 8.5 A Brand compatibility Lenovo Power supply type Indoor Output voltage 20 V Purpose Notebook Products specifications Attribute name Attribute value Technical details Product color Black Features Output power 170 W Output current 8.5 A Brand compatibility Lenovo Power supply type Indoor Output voltage 20 V Purpose Notebook Product tags (51242)