NKB-301V Battery Pack For NIHON KOHDEN TEC-7721 TEC-7621C TEC-7631C TEC-5500 ECG-1350P 1350C 2350 ECG-7600 7700 TEC-5600 TEC-7621K Defibrillator Battery

Note:

Payment Methods

Paypal

Payments by PayPal, no PayPal account required. Paypal is safe and free for buyers.
PayPal account: Payment@batterymall.com
Account Name: ShenZhen KingSener Science and Technology Co., Ltd

Credit or debit card

VISA, MasterCard, the United States n Express,Maestro & Laser Card, APPLE Pay,etc.
PayPal never shares your financial information with us.

WeChat Pay

Currently only supports QR code payment. Please contact WeChat customer service and go to WeChat App to scan the QR code to complete the payment.

Google Pay

Pay with Google Pay, which is more convenient and faster.

Apple Pay

If you use an Apple device, you can use Apple Pay to pay, which is more convenient and faster.

Bank Transfer

If you cannot use the above payment methods and the order amount exceeds HK$2000, please contact our customer service to obtain your bank account and pay via bank transfer.

Medical Equipment Battery Guide

• How often should medical device batteries be replaced?
  Medical device battery replacement intervals depend on equipment type and usage frequency. We recommend the following guidelines:
  
  General Replacement Schedule:
  • Replace every 1-2 years, or after 300-500 charge/discharge cycles
  • Regardless of apparent battery health
  
  High-Risk Equipment (Strict OEM Compliance Required):
  • Life-support devices (ventilators, ECMO machines)
  • Emergency equipment (defibrillators, cardiac monitors)
  • Anesthesia delivery systems
  • Infusion pumps
  
  ⚠️ Critical Warning: For medical equipment directly affecting patient lives, you MUST follow the OEM recommended battery replacement schedule. Even if the battery passes functional tests, scheduled replacement prevents power failures during critical moments.
• Are KingSener medical batteries fully certified?
  Yes. KingSener medical replacement batteries meet multiple international certifications:
  
  Core Certifications:
  • ISO 13485 — Medical Device Quality Management System
  • IEC 62133 — Safety for Secondary Lithium Cells
  • UL94 V-0 — Flame-Retardant Housing Rating
  • CE Mark — EU Market Access
  • RoHS Compliant — Hazardous Substance Restriction
  
  Why These Matter:
  • ISO 13485 ensures full batch traceability under controlled quality management
  • IEC 62133 validates battery safety under extreme conditions (overcharge, short circuit, crush)
  • UL94 V-0 prevents fire spread in sealed medical equipment enclosures
  
  💡 Note: Our products are positioned as replacement batteries for repair and maintenance. For OEM new equipment manufacturing, contact us for customized compliance solutions.
• How should I store backup medical batteries for emergencies?
  Proper storage directly affects battery lifespan and emergency reliability:
  
  Standard Storage Conditions:
  • Charge State: 40%-50% (partial charge — full charge accelerates aging)
  • Temperature: 15°C - 25°C / 59°F - 77°F (high heat speeds capacity loss)
  • Humidity: 30% - 50% (excess moisture causes terminal corrosion)
  • Avoid: Direct sunlight, high humidity, heat sources
  
  Mandatory Maintenance Schedule:
  • Every 3-6 months: Check voltage, inspect for swelling, check connector corrosion
  • Every 6 months: Perform a full charge/discharge cycle to maintain cell activity
  • Annually: Assess whether replacement is needed (even before cycle limit)
  
  🏥 Hospitals/Clinics: Equip emergency vehicles and resuscitation rooms with dedicated battery spare kits. Record each battery's "last inspection date" and "scheduled replacement date."
• How do I calibrate a new patient monitor battery?
  Battery calibration ensures accurate remaining-runtime display. Perform every 3-6 months:
  
  Step 1 — Full Charge:
  Insert battery and charge to 100% using the original charger. Do not use the device during charging.
  
  Step 2 — Full Discharge:
  Unplug the charger. Run the monitor until it automatically powers down. Allow the device to rest for 30 minutes.
  
  Step 3 — Second Full Charge:
  Reconnect the original charger. Charge to 100% without interruption. Do not use the device until charging completes.
  
  Post-Calibration:
  Observe whether the battery display is stable. Record this calibration date and set a reminder for the next calibration.
  
  ⚠️ Compatible Brands: Philips IntelliVue, GE CARESCAPE, Mindray, NIHON KOHDEN, and most other patient monitor brands. For brand-specific procedures, refer to the device user manual.
• Will the equipment recognize the replacement battery?
  Yes. KingSener medical replacement batteries are specifically designed for perfect OEM compatibility:
  
  1. Smart BMS Chips:
  Each battery includes an integrated Battery Management System (BMS) chip that communicates precisely with the device's host system — preventing "unrecognized battery" errors and ensuring accurate power readings.
  
  2. OEM Specification Matching:
  Identical voltage, capacity, and connector definitions. Plug-and-play — no device reconfiguration required.
  
  3. Compatibility Testing:
  All batteries undergo multi-brand device compatibility testing before shipping. Our compatibility database is continuously updated.
  
  Common Questions:
  • "Non-original battery" warning? → Normal and does not affect functionality
  • Battery percentage inaccurate? → Perform calibration (see above)
  • Device won't power on? → Check contacts and charger; contact customer service if needed