Welch Allyn 300 Series Vital Signs Monitor

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Pricing up to 50% below the cost of new,
with service and warranty included.
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Welch Allyn 300 Series Vital Signs Monitor Features

The Welch Allyn 300 Series Vital Signs Monitor offers simple and accurate vital signs assessment or continuous monitoring, this monitor is the definition of “advanced monitoring made affordable.”

  • Noninvasive blood pressure (NIBP), pulse rate, and MAP
  • Optional—SureTemp® Plus Thermometry, Masimo or Nellcor pulse oximetry, and integrated thermal printer
  • Supports adult, pediatric, and neonatal patients
  • Simple to use—LCD display facilitates menu navigation
  • Includes automatic blood pressure mode, programmable alarms, built-in memory capability, and intuitive icons
  • Lightweight and portable, with a variety of mounting options

Welch Allyn 300 Series Vital Signs Monitor Specifications

Physical Specifications

  • Dimensions: 6.6” H, 10.0” W, 6.0” D (16.8 x 25.4 x 15.2cm)
  • Weight: Approximately 5.4 lbs (2.4 kg)


  • Operating Temperature: +50 °F to +104 °F (+10 °C to +40 °C
  • Operating Relative Humidity: 15% to 90% (noncondensing)
  • Operating Altitude: -557 ft to +16,000 ft (-170 m to +4877 m)
  • Storage Temperature: -4°F to +122°F (-20°C to +50°C)
  • Storage Humidity: 15% to 95% (noncondensing)
  • Standards: IEC/EN 60601-1:1990 2nd Edition, A1:1992, A2:1995,
    IEC/EN 60601-1-2:2002, CAN/CSA No. 22.2:601.1 M90, IEC/EN
    60601-2-30: 1999, EC/EN 60601-2-49: 2001, ASTM 1112-2000, EN


  • AC power supply: 8 V DC at 0.75 A
  • Rechargeable sealed lead acid internal battery
  • Operating time: 8-12 hours depending on use
  • Battery recharge time: 90% in 12 hours,
    simultaneously operates the monitor and charges the battery when the AC
    the power adapter is plugged in

Pulse Oximetry (SpO2)

  • Pulse Rate Range: 25 to 240 bpm
  • Pulse Rate Accuracy: ±3 bpm (no motion); ±5 bpm (motion); ±3
    bpm (low perfusion)
  • Saturation Accuracy: 70% to 100%
  • Adult/Pediatric: ±2 digits (no motion); ±3 digits (motion); ±2 digits
    (low perfusion)
  • Neonate: ±3 digits (no motion); ±3 digits (motion); ±3 digits (low


Refurbished Welch Allyn 300 Series Vital Signs Monitor

Soma Tech Intl offers Welch Allyn Vital Signs Monitors up to 50% below OEM prices with the same service and warranty as new. Soma Tech technically and cosmetically refurbishes these Vital Signs Monitors back to the original engineering manufacturer specifications. Using highly skilled, trained, and certified in-house biomedical engineers these units are fully tested, disassembled, and if necessary, parts are replaced. Once all the parts of the Welch Allyn 300 Series are in working order, the Vital Signs Monitor is calibrated back to OEM specifications, to make sure it works exactly the way it did when it originally left the manufacturer. Soma Technology not only refurbished the product, but each unit also goes through a Special cosmetic restoration process. The Welch Allyn 300 Series Vital Signs Monitor is cleaned and minor scratches and dentures are repaired, and decals are replaced if necessary.

Soma Tech Intl also purchases used and pre-owned Vital Signs Monitors. If you or your facility wants to sell your Welch Allyn Vital Signs Monitor, Soma has an experienced purchasing department that makes the process headache and hassle-free. When selling your Vital Signs Monitors to Soma, there is no need for a middle man, it is a direct transaction to Soma which ensures that you get top dollar for your medical equipment. Soma not only buys Vital Signs Monitors but also would buy a wide variety of different medical equipment if your medical facility is looking to free up space. If you have medical equipment you would like to sell to soma, send us a message here!


Questions about our Vital Signs Monitors?

Soma Tech Intl offers a wide range of vital signs monitors. If you have any questions about our vital signs monitors or need a quick quote, call us and one of our knowledgeable sales representatives will help you.

Looking to sell your vital signs monitors? Soma ensures your facility gets top dollar for your equipment and also gives the option for trade-in credit.

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