Nihon Kohden NKB-301V Battery Compatible for TEC-7621C 7631C 7700 5521 5531 ECG Machine

Nihon Kohden NKB-301V Battery Compatible for TEC-7621C 7631C 7700 5521 5531 ECG Machine

Replacement Steps:

1. Power off: Turn off the electrocardiograph and unplug the power adapter.

2. Remove the old battery: Usually located on the back or side of the device, release the battery compartment by sliding/pressing the clip.

3. Install the new battery: Align the contacts and make sure the battery is fully inserted and locked.

4. First charge: Fully charge using the original charger (about 3~4 hours) to activate the battery performance.

Warning:

1. Do not short-circuit, disassemble or store the battery in a high temperature environment.

2. If the battery swells or leaks, stop using it immediately and dispose of it professionally.

3. When not in use for a long time, charge it 50% every 3 months to keep the battery healthy.

4. Avoid complete discharge.

Troubleshooting:

- Unable to charge: Check the charger port or battery contacts for oxidation.

- Sudden drop in power: The battery is aging (cycle life is about 300~500 times) and needs to be replaced.

Nihon Kohden's TEC-7631C is a portable electrocardiograph, mainly used for ECG monitoring in hospitals, clinics and emergency scenarios. The main functions are:

- 12-lead ECG recording (standard I, II, III, aVR, aVL, aVF, V1-V6)

- LCD display: real-time display of ECG waveform

- Built-in storage: can store multiple copies of ECG data

- Print output: supports thermal printing (some models require external printer)

- Battery power supply: supports mobile use (rechargeable battery)

- PC connection: some models support USB or Bluetooth data transmission

Warranty

We provide a long warranty period of 90 days, you don't have to worry about the quality issue. And different batteries has different warranty periods. You can contact us to check the warranty details.

Delivery Details

Express delivery method: DHL, FedEx, UPS, etc.

We will ship your order within 3-5 working days after the payment is completed. We provide door-to-door logistics service and deliver it to you safely and quickly. The shipping cost depends on the country and region you are in. If you want to know more, please feel free to contact us.

Warning

1. Avoid exposing the battery to extreme temperatures, especially in high temperature and high humidity environments.

2. If the temperature is found to be overheated during use, please stop using it immediately and check it.

3. Avoid metal objects from contacting the positive and negative poles of the battery to prevent short circuits.

4. Check the appearance of the battery regularly. If there are abnormalities such as swelling and leakage, stop using it immediately and replace it.

5. Used batteries should be recycled according to regulations to avoid random disposal and pollution of the environment.

6. Do not use the battery beyond the rated current and voltage to prevent damage or danger.

If you have any other needs or any questions about this product, please feel free to contact us, we will reply you as soon as possible.

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