Baxter Welch Allyn Surveyor S12

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Pricing up to 50% below the cost of new,
with service and warranty included.
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Baxter Welch Allyn Surveyor S12 Features

The Baxter Welch Allyn Surveyor S12 features a compact design with a 12-inch color touchscreen display, extended battery life, and a built-in handle for portability. Its slim and sleek construction allows for easy maneuverability in tight patient spaces, while the user-friendly touchscreen interface ensures straightforward operation and excellent visibility.

  • The Surveyor S19 is equipped with a high-resolution 19” touchscreen display, providing a complete solution for sophisticated monitoring requirements.
  • The Surveyor S19 includes an external thermal printing feature for increased flexibility.
  • The Capnography Monitoring system from Covidien utilizes their innovative Microstream technology to ensure reliable CO2 monitoring, providing precise waveform and numeric data while requiring minimal patient sampling and efficient moisture filtering.

Baxter Welch Allyn Surveyor S12 Specifications


  • Width: 12.4 in (31.5 cm)
  • Height: 9 in (20.3 cm)
  • Depth: 4.9 in (12.5 cm)
  • Weight: 6.6 lbs (3 kg)


  • Type: High-definition, antiglare 16:9 color TFT LCD with LED backlight and resistive touch panel controls
  • Resolution: 11.6” diagonal; 256mm x 144mm active area
  • Size: 1366 x 768 pixels

Pulse Oximetry 

  • Measurement Method: Absorption– Spectrophotometric (dual wavelength)
  • Technology: Nelcor OxiMax or Mortara Surveyor
  • Measurement Range: SpO2: 30–100%, calibrated range 70-100%
  • Pulse Rate Measurement Range: PR with Surveyor SpO2: 30– 240 bpm PR with Nel cor SpO2: 25– 250 bpm


  • Input Connector Temp: 2-pin connector
  • Measurement Range: T1 & T2: 5.0 to 50.0°C (41.0 to 122.0°F) T: 0.0 to 50.0°C (32.0 to 122.0°F)
  • Probe Compatibility CO2: YSI 400-series probes


  • Trend Data Trend Up to 72 hours of parameter data
  • Display Intervals 1 min, 5 min, 15 min, 1 hr, 4 hrs


  • English, Italian, German, Spanish, Portuguese, French, Dutch


  • Measurement Method Technology: Side-stream (Non-dispersive IR absorption) Covidien Microstream INPUT CONNECTOR MEASUREMENT RANGE FilterLine etCO2: + FiCO2: 0 to 150 mmHg Resp: 0 to 150 bpm


  • Speeds/Resolution: 25mm/s, 200 (v) x 400 (h) dpi
  • Print/Paper Width: 48mm/50mm


  • Source: AC power/battery
  • AC Powersource External: AC power adapter 100– 240 VAC; 1.2 A max; 50– 60 Hz
  • Type: Internal lithium-ion rechargeable; 8700 mAh
  • Runtime: 3 Hours
  • Recharge Time: 7 Hours Maximum

Invasive Pressure  

  • Measurement Range: -50 to 300 mmHg
  • Pulse Rate Measurement Range: 30–250bpm


  • Method 1: Capnography Range: 0 to 150 bpm
  • Method 2: Impedance Pneumography Via 3- or 5-lead patient cable Sensing lead 2 Range: 2 to 120 bpm

Pulse Rate Measurement Range   

  • 30–240bpm


  • Modes: Adult/pediatric
  • Simultaneous Leads Available: 3-lead patient cable: I, I, I 5-lead patient cable: I, I, I, aVR, aVL, aVF, and V AM12: I, I, I, aVR, aVL, aVF, V1, V2, V3, V4, V5, V6
  • Interpretation: Available with AM12 acquisition module only
  • Ecg Gain: 2.5, 5, 10, or 20 mm/mV
  • Beat Recongition: Normal, ventricular, paced
  • HR Measurement Range: 215–300 bpm
  • Pacer Display/Analysis: User selectable
  • Arrhythmia Detection: VFib, Asystole, VTach, PVC Run, VRhythm, Couplet, Bigeminy, Sustained Tachycardia, Sustained Bradycardia, Irregular, PVC/m too high, Pause, Pacer Non-Capture
  • ST Segment Analysis Sensing leads: any ECG lead available based on lead set used

Refurbished Baxter Welch Allyn Surveyor S12 System

Soma Tech Intl offers The Baxter Welch Allyn Surveyor S12 up to 50% below OEM prices with the same service and warranty as new. The Welch Allyn Surveyor S12 is not only technically refurbished but also cosmetically refurbished to make it work and look like new. When the refurbishing process starts on The Surveyor S12, it is carefully inspected and tested by our own in-house biomedical engineers who are highly skilled and certified to work on surgical tables. If necessary, parts are replaced to make sure that all aspects of The Welch Allyn patient monitor way that they originally left the manufacturer. After The patient monitor is working like new it undergoes a special cosmetic restoration process. The Baxter patient monitor is cleaned, minor scratches and dents are repaired, it’s painted, and new decals are replaced if necessary. After this strenuous refurbishing process, the unit functions and looks like new. Soma Tech Intl is ISO 13485 certified and ensures that the best quality is given to all capital medical equipment they sell. Before The Surveyor S12 is labeled patient-ready and packed up for shipment, it goes through one last quality control test that makes sure all aspects are again working as they should. If you are looking to buy refurbished The Welch Allyn Surveyor contact soma at [email protected] or call us at 1-800-438-7662.

Soma Tech Intl is also actively looking to purchase The Baxter Surveyor S12. If you or your facility is looking to sell your Welch Allyn Surveyor S12, be sure to contact Soma Tech Intl. Soma has a dedicated and experienced purchasing department that helps you through the entire process. Selling your used or pre-owned Surveyor S12 to Soma Tech Intl takes out the middle man in the equation. This also ensures that your medical facility gets top dollar for your equipment. Soma is 100% HIPPA compliant and makes sure that your equipment gets to our facility in the same condition that it left yours. Soma Tech Intl also gives the option for trade-in credit on your medical equipment. If you or your facility is looking to regain space for new equipment, or if you are looking to upgrade your current equipment, contact Soma Tech Intl’s purchasing department at [email protected] or send us a message on our Sell to Soma website.


Questions about our Patient Monitors?

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

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

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