
SB‑950P New Genuine Battery for Nihon Kohden Lifescope G5 / G7 / CSM‑1501 / BSM‑1700
Exact replacement for Nihon Kohden part number: SB‑950P.
Compatible with:
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Lifescope G5
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Lifescope G7
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CSM‑1501
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BSM‑1700 monitors
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Selected Nihon Kohden bedside and transport monitors.
In a busy ICU, step-down unit, or during transport, your Nihon Kohden Lifescope reliably tracks vital signs without pause. When the battery fails, that reliability disappears. You see “low battery” warnings too early, the monitor shuts down mid-transport, or it won’t hold a charge at all.
The SB‑950P is the factory‑spec lithium‑ion battery for these advanced patient monitors. When new, it provides hours of backup power. This is enough for intra-hospital transport, power interruptions, or extended patient transfers. After a few years of daily charging, capacity degrades. You might get only half the original runtime, or the track powers off with 30–40% remaining.
You don’t have to pay Nihon Kohden’s high price (over 420). Also, don’t trust a 280 generic. It could swell, show error codes, or fail when you need it most. This new genuine SB‑950P battery gives you the same medical‑grade reliability as the original – without the markup.
Quick Specs – What You’re Getting
| Specification | Value |
|---|---|
| Part Number | SB‑950P |
| Compatible Models | Nihon Kohden Lifescope G5, G7, CSM‑1501, BSM‑1700 (also some BSM‑3000 series – check original) |
| Chemistry | Lithium‑ion (medical‑grade high‑rate cells) |
| Voltage | 10.8V |
| Capacity | 4.4 Ah / 58 Wh |
| Replace Part Numbers | SB-950P, 31NR19/66-2 |
| Compatible Models | For Life scope G5 For Life scope G7 CSM-1501 BSM-1700 WS-151P AA-174P |
| Safety Features | Over‑charge, over‑discharge, short‑circuit protection, temperature monitoring, cell balancing |
| Expected Runtime | 2–4 hours continuous monitoring (display brightness, parameters, network activity) |
| Compliance | IEC 60601‑1, UN38.3, CE, RoHS |
| Warranty | 18 months |
A healthy SB‑950P battery restores your Nihon Kohden monitor to its original backup runtime – enough for safe transport and uninterrupted patient surveillance.
OEM vs. Genuine Replacement vs. Cheap Generic – What’s the Real Difference?
Not every battery that fits your Lifescope is safe for clinical use. Here’s how the three options compare.
| Factor | OEM (Nihon Kohden) | Our Genuine Replacement (SB‑950P) | Cheap Generic |
|---|---|---|---|
| Cell Quality | Original medical‑grade cells | Same OEM‑grade cells | Unknown, often low‑grade or recycled |
| True Capacity | Full original spec | Same as OEM | Often 30–40% less (overstated) |
| Discharge Rate | Supports monitor peak loads | Same – stable voltage | Voltage sag → reboots or alarms |
| Protection Circuit | Full PCM with redundant safety | Full PCM | Minimal – risk of swelling or fire |
| Device Communication | Accurate fuel gauge, no error codes | Accurate – no “battery error” | May show wrong % or “battery not recognized” |
| Physical Fit | Perfect | Perfect, same mold | Loose or too tight; poor contact |
| Charging Behavior | Works with Nihon Kohden charger/dock | Works perfectly | May overheat, charge slowly, or stop early |
| Longevity | 500+ cycles | 500+ cycles | Often fails within 6–12 months |
| Compliance | IEC 60601‑1, CE, UL | Same certifications | None or falsified |
| Price | $420–550 | $340–400 | $50–70 |
| Warranty | 1 year | 12 months | 30 days or none |
Critical for clinical engineers and biomed departments
A patient monitor is a life‑critical device. A cheap generic battery can cause error codes, fail to charge, or even damage the monitor’s power board. Our genuine replacement meets the same rigorous standards as Nihon Kohden’s original.
3 Signs Your Nihon Kohden Lifescope Needs a New SB‑950P Battery
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Reduced runtime – The monitor used to last through a typical transport (e.g., 2–3 hours). Now you see “low battery” warnings after only 60–90 minutes.
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Error messages – The Lifescope displays “battery error,” “low battery,” or “replace battery” even after a full charge cycle.
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Physical swelling – The battery pack looks puffy, doesn’t slide in smoothly, or the case bulges. Replace immediately – a swollen lithium‑ion battery is a fire risk and can damage the monitor.
If your SB‑950P battery is more than 2–3 years old or showing any of these signs, replace it now. Your patients depend on reliable monitoring.
Why Choose Our Genuine SB‑950P Battery?
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Medical‑grade cells – Same safety and performance as Nihon Kohden original.
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Fresh stock – Manufactured within the last 6 months. Date printed on label. No degraded shelf inventory.
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Exact fit – Same dimensions, connector, and latch as OEM. Slides in and locks securely.
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Full safety certifications – IEC 60601‑1 (medical electrical equipment), UN38.3 (air transport), CE, RoHS.
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No error codes – Fully compatible with G5, G7, CSM‑1501, BSM‑1700. No “battery not recognized” messages.
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12‑month warranty – If it fails within 12 months, we send a free replacement.
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Up to 60% less than Nihon Kohden direct – You don’t need to pay the full medical OEM markup.
Your patients deserve reliability, not a gamble. Our genuine SB‑950P gives you OEM quality at a fair price.
Frequently Asked Questions (FAQ)
Q: Will this battery work with my Nihon Kohden Lifescope G5, G7, CSM‑1501, or BSM‑1700?
Yes. SB‑950P is the official battery for these models. Check your current battery label – if it matches, this is the direct replacement. Some BSM‑3000 series also use the same battery – verify your original part number.
Q: How do I replace the battery? Is it user‑serviceable?
Replacement should be performed by qualified biomedical engineering staff. The battery compartment is typically accessible with a latch or a few screws. Follow your Lifescope service manual. We provide installation instructions, but we strongly recommend professional replacement.
Q: How long does a full charge last after replacement?
Consult your Nihon Kohden monitor’s user manual for expected runtime. A new genuine battery restores original backup time – typically 2–4 hours depending on monitor configuration (number of parameters, display brightness, wireless usage).
Q: Can I charge this battery in the original Lifescope charger/docking station?
Yes. It is fully compatible with Nihon Kohden’s charging systems. No modifications needed.
Q: Is this battery safe for air transport (e.g., for hospital helicopters or fixed‑wing)?
Yes. It meets UN38.3 transportation safety standards. For medical use, always follow your hospital’s policies and aviation regulations for spare lithium batteries in medical equipment.
Q: What if my Lifescope shows a battery error after installation?
First, ensure the battery is fully seated and the connector is secure. Charge the monitor for at least 2 hours. If the error persists, try a hard reset (refer to your monitor’s technical manual). If none works, contact us for a replacement under warranty.
Q: Do you offer discounts for hospitals or biomedical departments buying multiple batteries?
Yes. For orders of 5+ batteries, contact us for a quote. We work with biomed departments, group purchasing organizations, and hospital supply chains.
Ready to Restore Your Nihon Kohden Lifescope’s Backup Power?
Don’t let a worn‑out or generic battery compromise patient monitoring. This new genuine SB‑950P replacement gives you the same performance, safety, and longevity as the OEM original – at a price that makes replacing aging batteries a smart investment for your department.
| Battery Capacity | 5400mAh 58Wh |
| Voltage | 10.8V |
| Model No | SB-950P |
| Warranty | 12 Months |
🔋 Lithium-Ion Battery Conditioning
For optimal electrochemical performance, new lithium-ion batteries should undergo 2–3 complete charge and discharge cycles before reaching full capacity.
This stabilization phase allows the internal cell chemistry to achieve balanced ion distribution, ensuring maximum runtime, stable voltage output, and extended cycle life.
After this initial conditioning period, no further full discharge cycles are required.
🛡 Premium Warranty Protection
- 12-Month Limited Manufacturer Warranty
- Up to 30-Day Return Guarantee (Policy Based)
- Replacement for defective or misrepresented items
- Dedicated customer service response within 24 hours
🚚 Professional Shipping Standards
- Orders placed Monday–Friday are processed within 1–2 business days. Orders placed on weekends are processed the following Monday.
- Tracking information appears in your order within 1–2 business days after dispatch.
- Transit time varies by region and logistics carrier
- Please verify your shipping address before order confirmation
- Address changes are not possible once shipment is dispatched
📌 Product-Specific Notice
📩 Customer Care Commitment
We are committed to delivering professional-grade battery solutions and responsive after-sales service. If you experience any issues, please contact our support team before leaving feedback.
⚕ Safety & Compatibility Notice — Medical Device Battery
This is a replacement battery for the compatible medical device model(s) listed above. It is not a finished medical device. The following guidelines apply:
| Who should install | Qualified biomedical technicians or authorized service personnel following the device manufacturer's service manual. AED/defibrillator batteries must comply with your facility's maintenance protocol. |
| After installation | Perform a full device self-test per the manufacturer's guidelines. Record the replacement date and result in the device maintenance log. |
| Emergency use | In a medical emergency, always contact local emergency services (911 in the US). This product does not replace emergency response services. |
| Liability | Accessories-Mall supplies replacement batteries for maintenance purposes. We are not liable for outcomes resulting from improper installation or failure to perform post-installation device testing. |
Not sure this battery fits? Send us your device model number — we'll confirm before you order.
Cao Chuanping
Power Systems Consultant · 8+ years in replacement battery sourcing & evaluation · View profile →
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