Samsung Galaxy S21 Ultra Proximity Sensor Flex Cable Replacement

Restore precise proximity sensing on your Samsung Galaxy S21 Ultra with our Proximity Sensor Flex Cable Replacement. This exact‑fit part directly tackles three of the most frustrating symptoms: the screen waking during calls, erratic auto‑brightness, and gesture misreads that disrupt daily use.

Why this replacement matters

When a tiny flex cable malfunctions, your phone’s everyday usability can suffer. This replacement component is engineered to align perfectly with the S21 Ultra’s sensor assembly, ensuring reliable contact, correct timing, and consistent performance across lighting conditions and usage scenarios.

What you get

• 1x Proximity Sensor Flex Cable for Samsung Galaxy S21 Ultra

Key benefits

• Drop‑in replacement that mirrors the original wiring and connectors for an easier install.
• Stops the screen from turning on when you bring the phone to your ear during calls.
• Stabilizes auto‑brightness, adapting smoothly to bright and dim environments.
• Restores reliable top‑edge gesture recognition and on‑screen interaction.

Who this is for

• DIY repair enthusiasts and mobile repair technicians seeking a precise, compatibility‑focused solution for the Galaxy S21 Ultra.
• Owners experiencing proximity sensor‑related screen wake, brightness, or gesture issues.

Installation tips and care

Handle the part with care and use proper ESD protection. Before opening the device, power down completely and disconnect the battery if you’re comfortable with internal repairs. Work on a clean, organized workspace and keep track of screws and small components. After installation, power up and run quick tests: reactivity of the proximity sensor during calls, brightness adjustments in varying lighting, and gesture responsiveness across the screen edges.

Availability & shipping

Same-day pickup before 12pm at Quick Fix Mobiles Parramatta. Or choose fast Australia‑wide shipping to get the part delivered quickly.