Product Overview

Technical Specifications

Compatibility

• BSM-2101/2102/2103 Patient Monitor
• BSM-2301 Patient Monitor
• BSM-4101 Monitor
• BSM-9102/9103 Portable Monitor

Key Features

• Long Runtime: High 4400mAh capacity supports extended monitoring periods
• Fast Charging: Can be rapidly charged in compatible monitor docks
• Safety Protection: Built-in protection against overcharge, over-discharge, short circuit, and overheating
• Memory Effect Free: No need for full discharge cycles; can be topped up anytime
• Low Self-Discharge: Maintains charge during storage
• Status Indicator: Some versions include LED charge status indicators

Performance Data

• Typical Monitor Runtime: 4–8 hours (varies by monitor model and settings)
• Full Charge Time: 3–5 hours in compatible charger
• Storage Recommendation: Store at 50% charge in cool, dry place if not used for extended periods

  NIHON KOHDEN SB-720P Battery

  Product Overview

  The SB-720P is a rechargeable lithium-ion battery pack manufactured by NIHON KOHDEN, designed to power portable patient monitoring devices. It provides reliable backup power for critical care equipment during patient transport and in areas without immediate access to AC power.

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  Technical Specifications

  Specification	Details
  Battery Type	Rechargeable Lithium-Ion (Li-ion)
  Nominal Voltage	10.8V
  Rated Capacity	4400 mAh
  Energy	47.5 Wh
  Dimensions (Approx.)	128 × 67 × 42 mm (L × W × H)
  Weight	~420 g
  Cell Configuration	3S2P (3 series, 2 parallel)
  Operating Temperature	0°C to 50°C (charging: 10°C to 40°C)
  Shelf Life	Approximately 5 years (unused, at room temperature)
  Cycle Life	~500 charge cycles (to 80% capacity)

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  Compatibility

  This battery is designed for use with the following NIHON KOHDEN monitors:
  • BSM-2101/2102/2103 Patient Monitor
  • BSM-2301 Patient Monitor
  • BSM-4101 Monitor
  • BSM-9102/9103 Portable Monitor
  Note: Verify device compatibility using the model number on your monitor or consult the equipment manual before purchasing.

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  Key Features

  • Long Runtime: High 4400mAh capacity supports extended monitoring periods
  • Fast Charging: Can be rapidly charged in compatible monitor docks
  • Safety Protection: Built-in protection against overcharge, over-discharge, short circuit, and overheating
  • Memory Effect Free: No need for full discharge cycles; can be topped up anytime
  • Low Self-Discharge: Maintains charge during storage
  • Status Indicator: Some versions include LED charge status indicators

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  Performance Data

  • Typical Monitor Runtime: 4–8 hours (varies by monitor model and settings)
  • Full Charge Time: 3–5 hours in compatible charger
  • Storage Recommendation: Store at 50% charge in cool, dry place if not used for extended periods

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  Pricing & Availability

  Source Type	Price Range	Notes
  OEM (NIHON KOHDEN)	$250–$400	Highest reliability, full warranty
  Authorized Distributors	$200–$350	Genuine part, may include warranty
  Third-Party Compatible	$80–$150	Verify compatibility and safety certifications
  Refurbished/Recelled	$60–$120	Lower cost option, variable quality

  Available From:
  • Medical equipment suppliers
  • Hospital supply distributors
  • Specialized online medical parts retailers
  • Biomedical equipment service companies

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  Ordering Information

  • Manufacturer Part No.: SB-720P
  • Alternate/Cross References: NK-SB720P, 455-720P
  • Packaging: Usually supplied individually in anti-static packaging
  • Minimum Order: Typically 1 unit
  • Lead Time: 1–5 business days for in-stock items

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  Safety & Usage Guidelines

  1. Use Only with compatible NIHON KOHDEN equipment
  2. Charge using approved NIHON KOHDEN chargers only
  3. Inspect regularly for swelling, leakage, or damage
  4. Discontinue use immediately if battery overheats, emits odor, or shows physical damage
  5. Dispose properly according to local lithium-ion battery regulations
  6. Do Not attempt to disassemble or modify the battery pack
  7. Replace battery if runtime decreases significantly or if over 3 years in service

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  Warranty & Support

  • OEM Warranty: 12 months from date of purchase
  • Third-Party Warranty: Typically 6–12 months
  • Support: Contact NIHON KOHDEN or authorized service centers for technical questions
  • Certifications: Complies with IEC 62133, UN 38.3 safety standards

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  Frequently Asked Questions

  Q: Can I use the SB-720P with other monitor brands?
  A: No, this battery is specifically designed for NIHON KOHDEN monitors and may not be compatible with other brands.
  Q: How do I know when to replace the battery?
  A: Replace when runtime drops below 50% of original capacity or every 3–4 years of regular use.
  Q: Can I leave the battery constantly charging?
  A: Yes, modern monitors have charging circuits that prevent overcharging, but periodic discharge/charge cycles are recommended.
  Q: Is air shipping permitted?
  A: Yes, this battery is UN 38.3 certified for air transport.