WAI 21072N Alternator

WAI 21072N Alternator for Nissan Rogue Sport and Qashqai

The WAI 21072N is a 120-amp alternator built for charging performance in modern Nissan applications. It is a 100% new unit, not remanufactured, and uses internal regulation and an internal fan to support consistent electrical output.

Compatible with 2017-2022 Nissan Rogue Sport and 2017-2019 Nissan Qashqai, this alternator is a direct-fit electrical replacement for vehicles that need stable charging system performance. The clockwise rotation and VALEO family design help match the original application requirements.

Key Features

• 120-amp amperage rating for vehicle electrical demand
• 100% new construction, not remanufactured
• Internal regulator for integrated charging control
• Internal fan design for alternator cooling
• Clockwise (right) rotation
• VALEO family application
• Part number 21072N for ordering and cross-reference

Detailed Description

WAI 21072N alternator is engineered to deliver the amp output needed for today’s vehicle electrical systems. For Nissan Rogue Sport and Nissan Qashqai models, it provides a replacement option built with proprietary components and manufacturing processes aimed at long service life and dependable performance. This part cross-references 21072 and TG12C167 for the same application.

Use this alternator when servicing charging system faults on 2017-2022 Nissan Rogue Sport or 2017-2019 Nissan Qashqai vehicles. The 120-amp output, internal regulator, and clockwise rotation make it a relevant OE-style replacement for the listed fitments. Part number 21072N is also helpful when verifying application details during repair or parts lookup.

Common Issues This Part Can Address

• Battery warning light related to charging system output
• Low-voltage conditions caused by alternator failure
• Dim lights or unstable electrical performance
• Battery drain after the engine is running
• Charging system noise or inconsistent alternator operation

Installation Notes and Tips

Confirm the vehicle’s original alternator specifications before installation, including amperage rating, rotation direction, and regulator type. Verify belt alignment, electrical connections, and charging system condition after replacement. For Nissan Rogue Sport and Nissan Qashqai applications, compare the original unit to part number 21072N to ensure the correct match.

Quality Assurance

WAI states that this alternator is manufactured as a new unit using proprietary components and processes to support durability and performance. The design is intended to meet the electrical demands of modern vehicles while maintaining consistent charging output.