1. Introducció
This manual provides instructions for replacing the internal battery in compatible Philips Norelco electric shavers using the HQRP Ni-Mh battery and the included screwdriver. Please read all instructions carefully before proceeding with the installation.
2. Informació de seguretat
WARNING: Battery replacement requires disassembly of the shaver and soldering. If you are not confident in your ability to perform these tasks safely, it is recommended to seek assistance from a qualified technician.
- Do not attempt to open or disassemble the battery pack itself.
- No aixafeu, punxeu, curteu contactes externs ni llenceu la bateria al foc o a l'aigua.
- No exposeu la bateria a temperatures superiors a 60 °C (140 °F).
- Substituïu només per la bateria dissenyada per a aquest producte.
- Exercise caution when soldering to avoid personal injury or damage to the shaver.
- Proposition 65 Warning for California Residents: Aquest producte pot contenir productes químics coneguts a l’Estat de Califòrnia per causar càncer i defectes congènits o altres danys reproductius.
3. Producte acabatview
The HQRP replacement battery kit includes a Ni-Mh rechargeable battery pack and a screwdriver for shaver disassembly.

This image shows the HQRP Ni-MH battery pack, consisting of two cells, alongside its blue and white packaging. The packaging indicates 'High quality replacement parts' and features the HQRP logo.

A screwdriver with a black and yellow ergonomic handle and a metal shaft, designed for disassembling electronic devices.
Característiques de la bateria:
- Tipus: Ni-Mh (Nickel-Metal Hydride)
- Voltage: 2.4 V
- Capacitat: 1200 mAh
- Designed for over 1000 charge-discharge cycles.

A graphic illustrating key features of HQRP batteries, including 'High Quality Cells' with over 1000 charge-discharge cycles, 'Safe and Reliable' design, and 'Long-lasting & Stable Performance' due to professional testing.
4. Compatibilitat
This HQRP replacement battery is compatible with the following Philips Norelco shaver models:
- Philips Norelco 5821XL
- Philips Norelco 5822XL
- Philips Norelco 5825XL
- Philips Norelco 5841XL
- Philips Norelco 5842XL
- Philips Norelco 5845XL
5. Instruccions d'instal·lació
Follow these steps carefully to replace the battery in your Philips Norelco shaver. This process requires soldering.
- Prepare the Shaver: Ensure the shaver is turned off and unplugged from any power source. Remove any shaver heads or attachments.
- Disassemble the Shaver: Use the included screwdriver to carefully open the shaver casing. Refer to your shaver's original manual or online resources for specific disassembly instructions for your model. Note the orientation and connections of the existing battery.
- Treure la bateria antiga: Carefully desolder the old battery from the shaver's circuit board. Take precautions to avoid damaging other components.
- Instal·leu una bateria nova: Position the HQRP replacement battery pack in the shaver, ensuring correct polarity. The battery comes with pre-attached tabs for soldering.

Primer pla view of the HQRP Ni-MH battery pack, showing the two green cells connected with metal tabs for soldering. Important safety warnings are visible on the battery label.

Una sobrecàrrega view of the two HQRP Ni-MH battery cells, highlighting the connecting tabs and the cylindrical shape of the batteries.

An angled perspective of the HQRP Ni-MH battery pack, clearly showing the 'HQRP Ni-MH Battery 2.4V 1200mAh' label and safety instructions.
- Solder New Battery: Carefully solder the new battery tabs to the corresponding points on the shaver's circuit board. Ensure strong, clean connections.
- Torneu a muntar l'afaitadora: Once soldering is complete and connections are secure, carefully reassemble the shaver casing. Ensure all screws are tightened appropriately.
6. Operating Instructions (After Battery Replacement)
After successfully replacing the battery, your shaver should function as expected.
- Càrrec inicial: It is recommended to fully charge the shaver for several hours before its first use after battery replacement. This helps to condition the new Ni-Mh battery.
- Càrrega regular: Follow the original charging recommendations for your Philips Norelco shaver model. Avoid frequently recharging a partially discharged battery to maximize battery life.
7. Manteniment
Proper maintenance can extend the life of your shaver and its new battery.
- Neteja: Regularly clean your shaver according to its original instructions to prevent debris buildup that could affect performance.
- Cura de la bateria: For optimal battery longevity, avoid completely draining the battery before recharging. If the shaver will not be used for an extended period, store it with a partial charge (around 50%) in a cool, dry place.
8. Solució De Problemes
If your shaver does not operate correctly after battery replacement, consider the following:
- Sense energia: Check all soldered connections for continuity and ensure no short circuits are present. Verify the battery is correctly installed with proper polarity.
- Rendiment baix: Ensure the shaver is fully charged. If issues persist, re-check internal connections.
- Problemes de càrrega: Confirm the shaver's charging port and adapter are functioning correctly.
If problems persist, it may indicate an issue with the installation or other components of the shaver. Professional assistance may be required.
9. Especificacions
- Tipus de bateria: Ni-Mh (Nickel-Metal Hydride)
- Voltage: 2.4 V
- Capacitat de la bateria: 1200 mAh
- Compatibilitat: Philips Norelco 5821XL, 5822XL, 5825XL, 5841XL, 5842XL, 5845XL Shavers
- Inclòs: 1x HQRP Ni-Mh Battery Pack, 1x Screwdriver
10. Garantia i Suport
This HQRP product comes with a 200 dies de garantia from the date of purchase. For warranty claims or technical support, please contact the seller, HQRP-US, directly through your purchase platform.