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Nonin 3150 USB WristOx2 Wrist Pulse Oximeter
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Nonin 3150 USB WristOx2 Wrist Pulse Oximeter

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List Price: $778.00
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PLEASE NOTE: 3150 USB does not have Bluetooth

SHIPS OUT 12/9/25
Choose your options:
INCLUDED SENSOR
SENSOR TYPE(required):
NONIN 8000SS-WO2 SMALL SOFT SENSOR (FOR CHILDREN/ADULTS - 0.3 to 0.5 inch FINGER THICKNESS)
8000SM-WO2 MEDIUM SOFT SENSOR (FOR MOST ADULTS - 0.4 to 0.75 inch FINGER THICKNESS)
8000SL-WO2 LARGE SOFT SENSOR (FOR ADULTS WITH THICKER FINGERS - 0.5 to 1 inch THICK)
8000J-WO2 ADULT WRAP SENSOR
8000AA-WO2 ADULT CLIP SENSOR
DATA CABLE - OPTIONAL(optional):
NONIN 3150SC USB CABLE
SOFTWARE(optional):
NONIN NVISION SOFTWARE (WINDOWS PC ONLY)
Product Code: NONIN_3150_USB
This product qualifies for FREE SHIPPING!
Quantity in Stock: 2 in stock!

Nonin WristOx2 3150 USB Pulse Oximeter

The Nonin WristOx2 3150 USB is a wrist-worn pulse oximeter designed for accurate SpO2 and pulse rate monitoring in sleep labs, homecare, or ambulatory settings. Featuring PureSAT® technology, it delivers reliable readings even in low perfusion or motion conditions, ideal for adults and pediatrics (>30 lbs / 14 kg). With 1,080 hours of memory, 48-hour battery life, and USB data transfer to nVISION software, this lightweight device excels in overnight studies and continuous monitoring. The Nonin 3150 provides the accuracy needed for people who rely on oximeters for their health and well being.

What’s included

  • Nonin WristOx2 3150 USB pulse oximeter
  • Sensor (Select from sensor options list)
  • 2 AAA batteries
  • Operator’s manual on CD
  • Wristband
  • Carrying case

Key features

  • PureSAT® technology: Pulse-by-pulse filtering for precise SpO2 readings.
  • USB Connection: Secure USB data transfer to nVISION software.
  • Extended memory: 1,080 hours at 4-second sampling (1- or 2-second options).
  • Battery life: 48 hours
  • Wrist-worn design: Lightweight (2.5 oz / 71 g) with adjustable bands for comfort.
  • Versatile use: Ideal for sleep studies or continuous monitoring.
  • Made in the USA: FDA-cleared, 3-year warranty on oximeter

Specifications

SpecificationDetails
ModelWristOx2 3150 USB Model # 3150 USB-0101
SpO2 Range0-100% (±2 digits, 70-100%)
Pulse Rate Range18-300 BPM (±3 digits)
Patient RangeAdults and pediatrics (>30 lbs / 14 kg)
Sensor ApplicationFinger, thumb
Cable Length3 ft (1 m)
Battery Life48 hours
Memory1,080 hours (4-second sampling)
Dimensions2.2” H x 1.6” W x 0.6” D (5.6 x 4.1 x 1.5 cm)
Weight2.5 oz (71 g) with batteries
Warranty3 years (oximeter)
CertificationsFDA-cleared, ISO 80601-2-61 compliant

Compatibility

The WristOx2 3150 is compatible with Nonin PureLight® sensors, including:

Supports nVISION software for data analysis via USB

Frequently asked questions

What is the 3150SC USB cable used for? It enables USB data transfer to nVISION software for stored SpO2/pulse rate analysis.

How long does the battery last? 48 hours, on 2 AAA batteries.

Is it suitable for sleep studies? Yes, its wrist-worn design and 1,080-hour memory make it ideal for overnight SpO2 monitoring.

  • 3 Year Warranty
  • 270 Hour Memory Capacity
  • USB Connectivity
  • Profox & nVision Compatible (Windows PC Only)
  • Nonin Model # 3150USB-0101
  • 48 hour battery life using 2 x AAA Batteries




Nonin 3150 WristOx2 Wrist Pulse Oximeter Includes:

Nonin 3150 WristOx2 Wrist Pulse Oximeter
• 1 x Wrist Band
• Finger Sensor - Select from options list
Manual on CD-ROM
Free Nylon Case
Batteries (2 x AAA)

The Nonin WristOx2, Model 3150 Wrist-worn Pulse Oximeter

The Most Versatile Wrist-worn Pulse Oximeter for Unmatched Performance and Value!

Engineered with Nonin Medical’s proven PureSAT® SpO2 technology, the WristOx2, Model 3150 delivers highly accurate readings in the widest range of patient populations and settings. From the hospital to the home, the WristOx2, Model 3150 is ideal for applications including cardio-ambulatory monitoring and overnight studies—providing the versatility and reliability that clinicians expect from Nonin. The most advanced wrist-worn pulse oximeter available, the WristOx2, Model 3150 features advanced performance and reporting capabilities including enhanced connectivity and increased memory storage.

Nonin WristOx2 Sensor Measurement
Measure finger to see what sensor works best. Nonin 8000SM-WO2 fits most adult comfortably.

Nonin 3150 WristOx2 Wrist Pulse Oximeter Product Highlights:

  • Continua™ Certified The WristOx2™, Model 3150 is certified compliant to the Continua Version One Design Guidelines.

  • Enhanced Memory and Selectable Storage Rates The WristOx2™, Model 3150 boasts 270 hours of patient recording with high resolution one second storage rate (1080 hours with four second storage rate). Non-volatile memory provides an easy way to record patient readings for later data analysis and reporting.

  • SmartPoint™ Technology SmartPoint technology eliminates the guesswork of determining quality measurements for data analysis. Using a sophisticated algorithm, it provides a fast and accurate snapshot of the patient's SpO2.

  • Extended Range The WristOx2™, Model 3150 has an extended range of up to 100 meters (Class I).

  • Warranty The WristOx2™, Model 3150 features an industry-leading 3-year warranty.

  • Proven PureSAT® Pulse Oximetry Technology Fast and accurate response for capturing events in challenging conditions such as motion and low perfusion.

  • Patient Proof Unmatched durability for the home care and ambulatory environments, we've made the WristOx2™, Model 3150 is rugged to take a beating day after day. With automatic turn on upon finger insertion, the 3150 is convenient and easy to use.

  • PureLight® SensorsFor accuracy and clinically validated performance, the WristOx2™, Model 3150 is designed to use Nonin PureLight sensors only. Nonin PureLight sensors eliminate variations in readings from patient-to-patient and sensor-to-sensor. A new line of sensors designed for exclusive use with the WristOx2 Model 3150 are the 8000AA-WO2 (clip), 8000S-WO2 (soft ), and the 8000J-WO2 (flex) sensors. Additional Nonin sensors may be used with the Model 3150 through use of the 3150I cable adapter.

    Unmatched Performance and Value

    Using Nonin Medical's patented PureSAT© technology, the WristOx2® model 3150 delivers highly accurate readings in a wide variety of applications and environments. The 3150's compact size and rugged construction make it ideal for cardio-ambulatory monitoring, overnight studies, and home therapy applications. The WristOx2® 3150 is also clinically proven to provide accurate readings during physical activity applications such as walking and biking tests.

    Comfort and Reliability for Long or Short-Term Monitoring
    The wrist-worn WristOx2® 3150 is a comfortable solution for situations where long-term monitoring is required. The wrist band can be adjusted to a wide variety of wrist sizes and the included soft rubber sensor makes wearing the WristOx2® for long periods easy. With up to 1,080 hours of non-volatile memory that is secure even if power is lost, the 3150 allows continuous monitoring of oxygen saturation as well as analysis of historical oxygen stats a snap.

    Simple Operation and Enhanced Connectivity
    Operating the WristOx2® 3150 could not be more simple: attach the display to your wrist, put your finger in the sensor, and within seconds you are getting accurate oxygen saturation and pulse readings. The 3150 via USB cable to simplify the downloading of patient data quick and easy. Coupled with Nonin's nVision® data management software, the 3150 becomes a powerful asset in a clinical setting for patient data reporting and manipulation.

    Multiple Configurations Available Along with Accessories
    Out of the box, the Nonin WristOx2 3150 gives you everything you need to start reliably collecting pulse oximetry data. In the standard configuration the following is included:

    The Starter Kit Nonin 3150SK configuration includes:Also available are a selection of accessories for the Nonin 3150:

    Nonin 3150 WristOx2 Wrist Pulse Oximeter Manufacturer Link:

    WristOx2® Model 3150 with USB - Nonin

Step-by-Step Guide to Creating Oximetry Reports and Exporting Data Using Nonin 3150USB and 3150BLE Wrist Oximeters

This guide provides detailed instructions for using the Nonin 3150USB WristOx2 and Nonin 3150BLE WristOx2 pulse oximeters to collect oxygen saturation (SpO2) and pulse rate data, transfer it to a computer, and generate reports using the nVision software. These devices are ideal for sleep studies, cardiopulmonary rehabilitation, and home monitoring, offering up to 1,080 hours of data storage.

Prerequisites

Before starting, ensure you have the following:

  • A Nonin 3150USB or 3150BLE wrist oximeter with a charged battery (two AAA batteries, providing 48 hours of non-Bluetooth use or 24 hours with Bluetooth active for the 3150BLE).
  • A compatible Nonin PureLight sensor (e.g., 8000AA-WO2 clip, 8000S-WO2 soft, or 8000J-WO2 flex sensor).
  • A computer with Windows (7, 8, or 10) for running nVision software.
  • For 3150USB: A Nonin 3150SC USB PC download cable.
  • For 3150BLE: A Bluetooth-enabled computer or a compatible iOS/Android device with the NoninConnect app (optional for wireless transfer).
  • nVision software installed (version 6.5 recommended for advanced features like sleep study analysis and Six Minute Walk Test reporting).

Step 1: Set Up the Nonin 3150USB or 3150BLE Wrist Oximeter

Proper setup ensures accurate data collection. Follow these steps:

  1. Insert Batteries: Open the battery compartment on the 3150USB or 3150BLE and insert two AAA batteries. Ensure correct polarity. The device should power on briefly to confirm functionality.
  2. Attach the Wristband: Secure the wristband to the oximeter. Adjust it to fit the patient’s wrist comfortably, ensuring it is snug but not restrictive.
  3. Connect the Sensor: Attach a Nonin PureLight sensor (e.g., clip or soft sensor) to the oximeter’s sensor port. Place the sensor on the patient’s finger (typically the index or middle finger) for optimal readings. The sensor activates the device automatically upon insertion.
  4. Verify Display: The oximeter’s screen should display SpO2 (0–100%), pulse rate (18–321 BPM), pulse strength, and battery life in full display mode. If using Memory Volume Indicator (MVI) mode, it shows recorded data duration and battery status.

Step 2: Configure the Oximeter for Data Collection

The Nonin 3150 series allows customization of data recording settings for specific applications like overnight sleep studies or Six Minute Walk Tests (6MWT).

  1. Select Sampling Rate: The default sampling rate is 4 seconds, but you can adjust to 1 or 2 seconds for higher resolution (useful for detailed sleep studies). Refer to the operator’s manual (available on CD with the device) for instructions on changing settings via the device menu.
  2. Program Recording (Optional): Using nVision software, you can pre-program up to three start/stop times for automated data collection. This is ideal for overnight monitoring. Connect the oximeter to the computer (via USB for 3150USB or Bluetooth for 3150BLE) and use nVision’s Programmed Mode to set schedules.
  3. Test the Setup: Wear the device for a few minutes to ensure it records SpO2 and pulse rate accurately. Check for stable readings (SpO2 ±2% accuracy, pulse rate ±3 BPM) and ensure the sensor is not too tight or loose.

Step 3: Collect Oximetry Data

The oximeter is now ready for patient use in settings like sleep labs, home care, or ambulatory monitoring.

  1. Patient Instructions: Instruct the patient to wear the oximeter like a watch, with the sensor on their finger. For overnight studies, ensure the sensor remains secure during sleep. The device’s 1,080-hour non-volatile memory ensures data is retained even if the battery is depleted.
  2. Monitoring Duration: For sleep studies, collect data overnight (typically 6–8 hours). For 6MWT or pulmonary rehab, monitor for the duration of the test (6 minutes or as prescribed). The device automatically records SpO2 and pulse rate at the set sampling interval.
  3. Check Data Storage: Use the MVI mode to verify the amount of data recorded (displayed in hours and minutes). This ensures sufficient data for analysis, especially for oxygen qualification testing.

Step 4: Transfer Data to nVision Software

Data transfer methods differ between the 3150USB and 3150BLE. Follow the appropriate steps below.

For Nonin 3150USB

  1. Connect the Oximeter: Use the Nonin 3150SC USB PC download cable to connect the oximeter to your computer’s USB port.
  2. Open nVision Software: Launch the nVision software (version 6.5 recommended). Ensure the software is installed and updated. If not, install it from the CD provided with the 3150SK Starter Kit or download it from Nonin’s website.
  3. Detect the Device: In nVision, select the option to connect a device via USB. The software should automatically detect the 3150USB. If it doesn’t, check the cable connection and ensure drivers are installed (drivers are typically included with nVision or available from Nonin’s support).
  4. Download Data: Select the “Download Data” option in nVision. The software will transfer the recorded SpO2, pulse rate, and other metrics (up to 1,080 hours at 4-second intervals) to your computer. This process is secure and typically takes a few minutes, depending on data volume.

For Nonin 3150BLE

  1. Enable Bluetooth: Ensure the 3150BLE’s Bluetooth is active (refer to the manual for activation instructions). Pair the device with your computer or mobile device (iOS/Android) using the NoninConnect app or nVision software.
  2. Connect via nVision: Open nVision software and select the Bluetooth connection option. The software will detect the 3150BLE if it is in range (typically 10 meters). Alternatively, use the NoninConnect app for mobile data transfer.
  3. Download Data: Initiate the data transfer in nVision or NoninConnect. The 3150BLE supports wireless transfer of up to 1,080 hours of data, with a transfer speed of up to 921.6 kbps via Bluetooth 2.1+EDR. Ensure a stable connection to avoid interruptions.
  4. Optional USB Transfer: If Bluetooth is unavailable, use the 3150SC USB cable as described for the 3150USB.

Step 5: Analyze Data in nVision Software

The nVision software offers robust tools for analyzing SpO2, pulse rate, and other metrics.

  1. Import Data: Once downloaded, the data appears in nVision’s patient database, which supports up to 1,000 patient records and 1 GB per study. Assign the data to a patient profile for organization.
  2. Customize Visualization: Use nVision’s Strip Chart, Full Study, or Sleep Reports to visualize data. Adjust the x-axis (time, up to 72 hours) and y-axis (SpO2, pulse rate, etc.) to focus on specific metrics. Zoom in on events like desaturations or apneas.
  3. Analyze Metrics: For sleep studies, nVision calculates Oxygen Desaturation Index (ODI), Apnea-Hypopnea Index (AHI) estimates, and time below SpO2 thresholds. For 6MWT, it tracks distance, desaturation events, and recovery time. Automated event detection highlights significant changes in SpO2 or pulse rate.
  4. Edit Data (Optional): Use nVision’s editing tools to remove artifacts (e.g., motion-induced errors) or focus on specific time periods. This ensures accurate analysis for clinical reporting.

Step 6: Generate and Export Oximetry Reports

Create professional reports for clinical or patient use.

  1. Select Report Type: In nVision, choose from pre-set report categories (e.g., Sleep Study, 6MWT, or Summary Report). Sleep Study reports include ODI, AHI, and desaturation event counts, while 6MWT reports detail exercise capacity metrics.
  2. Customize Report: Adjust report settings, such as time range, SpO2 thresholds, and included metrics (e.g., SpO2, pulse rate, event markers). Add patient details for personalized reports.
  3. Generate Report: Click “Generate Report” to create a PDF or printed report. Reports include graphs (e.g., SpO2 over time), event summaries, and statistical data like average SpO2 and pulse rate.
  4. Export or Save: Save the report to your computer or export it in XML format for integration with Electronic Medical Records (EMR). Use nVision’s compression algorithms to manage large datasets efficiently.

Step 7: Save and Archive Data

Ensure data is securely stored for future reference.

  1. Save Patient Records: Store data in nVision’s patient database, which supports up to 1,000 records. Assign unique identifiers to each patient for easy retrieval.
  2. Backup Data: Regularly back up the nVision database to an external drive or cloud storage to prevent data loss.
  3. Clear Oximeter Memory: After transferring data, clear the oximeter’s memory via nVision to prepare for the next patient. The non-volatile memory ensures data is safe during transfer, but clearing it frees up space (1,080 hours at 4-second intervals).

Tips for Optimal Use

  • Sensor Placement: Ensure the sensor is clean and properly positioned to avoid inaccurate readings. Use only Nonin PureLight sensors for compatibility and accuracy.
  • Battery Management: Check battery levels before extended monitoring. Replace batteries if the indicator shows low power.
  • Software Updates: Keep nVision software updated for compatibility with Windows and optimal performance.
  • Troubleshooting: If the device fails to connect, verify USB drivers (for 3150USB) or Bluetooth pairing (for 3150BLE). Contact Nonin support for assistance with software or hardware issues.
  • Patient Comfort: Adjust the wristband and sensor to minimize discomfort during long-term monitoring, especially for overnight studies.

Common Applications

  • Sleep Studies: The 3150USB and 3150BLE are ideal for detecting apnea/hypopnea events and desaturations in sleep labs or home settings.
  • Pulmonary Rehabilitation: Use for 6MWT to assess exercise capacity in COPD or heart failure patients.
  • Home Care: Monitor chronic conditions like COPD or sleep apnea, with easy data transfer for clinician review.

Notes and Limitations

  • The 3150BLE’s Bluetooth range is approximately 10 meters; ensure the receiving device is within range for wireless transfer.
  • Some users report that nVision software feels outdated and may require time to set up. However, its reporting capabilities are robust once configured.
  • The devices are FDA-cleared and made in the USA, with a 3-year warranty for reliability.

By following these steps, you can effectively use the Nonin 3150USB or 3150BLE wrist oximeters with nVision software to collect, transfer, analyze, and report oximetry data for clinical or home use. For further assistance, consult the operator’s manual or contact Nonin’s support team.

Nonin 3150 use and battery change instructional video:


Reviews

Average Customer Review:
( 20 )
Homero Vela-Gomez from Laredo, TX United States
August 9, 2024
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Anonymous Person from United States
August 16, 2022
Great service!
So efficient. I signed up to be notified when the product was in stock...went online and ordered. I had the product within 2 days, no glitches at all! Thanks. :)
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Dale from Magner
February 12, 2021
Great tool to manage COPD
After nine years of continuous use I can vouch for the versatility and value of this unit. My pulmonologist calls me his poster patient demonstrating that one can live a good life even with COPD. I have found the support desk at Nonin extremely helpful and accommodating and they recently had me send it in for a complete firmware update and completely check and repaired as needed and it is workin
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Anonymous Person from MCKINNEY, TX United States
November 20, 2020
Purchase of pulse oximeters
Being a retired engineer I had many questions - they were all answered
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Gregory P. Liscio from Quarryville, PA United States
May 8, 2020
Excellent service & follow-up
Provided good and accurate advice and follow-up. I recommend highly.
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