Reliable Power for Your Welch Allyn Spot Vital Signs Monitor
Keep your Welch Allyn 420 Series Spot Vital Signs Monitor running with this premium replacement battery. Built with Grade-A Li-ion cells and rigorously tested for medical environments, it delivers consistent 6.4V output for accurate vital sign readings every shift.
Key Features
- Exact OEM Specification — 6.4V 3000mAh, matches the original battery capacity for safe and reliable operation
- Grade-A Lithium-Ion Cells — Superior cell quality ensures 500-1000 charge cycles with minimal capacity degradation
- Built-in Protection Circuit — Overcharge, over-discharge, short-circuit, and temperature protection for medical-grade safety
- Compact & Lightweight — Only 357g (97.3 × 66.2 × 40.2mm), perfect fit with no case modifications needed
- 1-Year Warranty — Full replacement coverage against manufacturing defects
Welch Allyn 106656 Replacement Battery Specification
- Battery Model: 106656
- Capacity: 3000mAh
- Voltage: 6.4V
- Battery Type: Li-ion
- Cell: Grade-A cells, 500-1000 charge cycles
- Weight: 357g
- Dimensions: 97.3 × 66.2 × 40.2 mm
- Color: Black
- Condition: Replacement Battery (100% Brand New, 1-year warranty!)
Replace Part Numbers
- 106656
- 105631
- 409773
- 02345 (Euro Energy)
Compatible Monitor Models
- Welch Allyn 4200B-E1 (NIBP + Temp)
- Welch Allyn 420TB-E1 (NIBP + Temp + SpO2)
- Welch Allyn 42N0B-E1 (NIBP + Temp)
- Welch Allyn 42NTB-E1 (NIBP + Temp + SpO2)
- Welch Allyn 42M0B-E1 (NIBP + Temp)
- Welch Allyn 42MTB-E1 (NIBP + Temp + SpO2)
- Welch Allyn 42MOB (Base)
- Welch Allyn Spot Vital Signs 420 Series
Frequently Asked Questions
Q: Will this battery work with my 42NTB-E1 monitor?
Yes. This battery is fully compatible with the Welch Allyn 42NTB-E1 Spot Vital Signs Monitor. It replaces part numbers 106656 and 105631.
Q: Is this an OEM Welch Allyn battery?
This is a high-quality aftermarket replacement battery manufactured to OEM specifications. It is not a Welch Allyn branded product, but uses the same specifications for safe and reliable operation.
Q: How long does the battery last on a full charge?
Depending on usage frequency (NIBP cycles, display brightness), a fully charged battery typically powers the Spot Vital Signs Monitor for a full clinical shift (8-12 hours).
Q: Can I charge this battery inside the monitor?
Yes. The battery charges when the Spot Vital Signs Monitor is connected to AC power via the standard Welch Allyn power adapter (not included).
Q: How should I store spare batteries?
Store at 40-60% charge in a cool, dry environment (15-25°C / 59-77°F). Avoid full discharge for extended storage periods.
Why Choose BatteryMall?
- 25+ years in the battery industry (since 1996)
- Serving customers in 60+ countries worldwide
- Grade-A cells with strict quality inspection
- 1-year hassle-free warranty on all products
- Fast worldwide shipping from our warehouse
Note:
This is not a complete list or inclusion of all compatible laptop models. You can open the back of your laptop to check the original battery model. If you have any compatibility questions, please contact us online.The casing is made of durable materials, the mainboard adopts advanced technology, and the battery core is produced with high-quality raw materials to ensure that it will not be damaged after long-term use.
Our products are equipped with multiple protection technologies such as overvoltage, overcurrent, and overcharge to effectively protect the safety of batteries and equipment.
Shipping Methods
| Shipping Methods | Ship To | Est. Delivery Time | Shipping Cost | Taxes & Fees |
|---|---|---|---|---|
| USPS / DHL | United States | 10-15 business days | Free | Free |
| Canada Post | Canada | 10-15 business days | Free | Free |
| Royal Mail / Yodel | United Kingdom | 15-20 business days | Free | Free |
| DHL | Germany | 15-20 business days | Free | Free |
| La Poste | France | 15-20 business days | Free | Free |
| Correios | Mexico/Spain/IT | 15-25 business days | Free | Free |
| Local Carriers | SE Asia / East Asia | 5-10 business days | Free | Free |
| Local Carriers | Rest of Europe | 20-25 business days | From $5.99 | Free |
| Local Carriers | UAE / Saudi Arabia / Israel | 16-20 business days | From $7.99 | Free |
📦 Shipping & Tracking Information
Looking for faster shipping? We offer local warehousing services. Please visit our "Local Delivery" page for items available for immediate dispatch.
1. How to Track Your Package:
Please choose the tracking link that corresponds to your destination:
- Europe & The Americas: 17track.net/en
- The Middle East: mena56.com
- Asia: 17exp.kingtrans.cn
Need Help?
If you cannot find your package on any of the above websites, please contact us immediately.
📧 Email: sales@batterymall.com / info@batterymall.com
📱 WeChat/WhatsApp: (+86) 198 6775 1872 / (+86) 191 2767 3310
🚚 Estimated Delivery Time
(1) Shipping from China:
- To Asia: 5-20 business days
- To North America: 10-15 business days
- To Europe/South America: 15-20 business days
(2) Shipping from Local Warehouses:
- From US Warehouse: 3-5 business days
- From European Warehouse: 2-10 business days
- From Russian Warehouse: 3-5 business days
Please note: Exact arrival times depend on the specific country and customs processing.
⚠️ Tax & Customs Information:
Global product prices include customs duties (some countries require a tax ID). Please refer to the settlement invoice for specific shipping costs. Special handling is required if your package is inspected.
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
Q&A
Quick FAQ:Laptop Battery Care & Troubleshooting
- How long does a KingSener battery last?2 to 3 years (approx. 500-800 charge cycles) under normal temperatures.
- Laptop says "Battery Not Detected". How to fix?1. Hard Reset: Unplug AC, remove battery, hold power button for 30 seconds.
2. Clean Contacts: Wipe metal connection pins.
3. Reset Drivers: Uninstall battery drivers in Device Manager, then restart.
4. Update BIOS: Ensure motherboard firmware is up to date. - Can I leave my laptop plugged in 24/7?Yes, the built-in TI chip prevents overcharging. Tip: To prevent long-term cell swelling, unplug and drain the battery to 40% twice a month.
- How do I store a laptop battery long-term?Store it at 50% charge in a cool, dry place. Never store at 0% or 100%. Cycle the battery every 3 months to maintain chemical activity.
-
Are KingSener batteries safe?Yes. All batteries feature built-in IC protection against short-circuits, over-voltage, and overheating. Fully CE, FCC, and RoHS certified.