WristOx2® Model 3150 with USB

Availability: In Stock
Wrist-Worn Pulse Oximeter

Featuring Nonin PureSAT® SpO2 technology, the WristOx2 3150 USB delivers fast, accurate oxygen saturation and pulse rate readings in challenging conditions, including low perfusion and motion. The WristOx2 3150 USB is compatible with a wide range of Nonin PureLight® sensors and provides continuous, reliable SpO2 monitoring and data recording. Applications include overnight oximetry studies at home, in the hospital, and in sleep labs.


Oxygen Saturation Display Range: 0% to 100% SpO2
Pulse Rate Display Range: 18 to 321 beats per minute (BPM)
Numeric: 3-digit LCD
Pulse Strength: Pulse Strength Bar Graph

Accuracy – Sensors: Declared accuracy data for compatible sensors can be found in Nonin’s Sensor Accuracy document.
Measurement Wavelengths and Output Power**:
Red: 660 nanometers @ 0.8 mW maximum average
Infrared: 910 nanometers @ 1.2 mW maximum average

** This information is especially useful for clinicians performing photodynamic therapy.

Operating: -5 °C to 40 °C (23 °F to 104 °F)
Storage/Transportation: -40 °C to 70 °C (40 °F to 158 °F)
Time (from storage) for monitor to be ready for its intended use: 10 minutes to warm from -40 °C to -5 °C
10 minutes to cool from 70 °C to 40 °C
Device temperature will not exceed 41°C as measured during a controlled environment test.

Operating: 10% to 95% non-condensing
Storage/Transportation: 10% to 95% non-condensing

Operating Altitude: Up to 4,000 meters (13,123 feet)
Operating Hyperbaric Pressure: Up to 4 atmospheres
Power Requirements: Two AAA (1.5V) batteries

Battery Life (expected minimum):
NOTE: Based on testing new and fully-charged batteries. See
footnotes for brands used. Refer to battery manufacturers’
operator’s manuals for instructions for use.
Alkaline AAAa) Rechargeable AAA (700 mAh)b Rechargeable AAA (1050 mAh)c
Storage: MVI Display Mode off:
MVI Display Mode on:
9 months
25 days
Not specified Not specified
Operating without Bluetooth Connection, continuous use: 53 hours 36 hours 52 hours
Operating with Bluetooth Connection, continuous use: 44 hours 24 hours 31 hours

Dimensions (without sensor or wristband): 51 mm x 73 mm x 19 mm (H x W x D)
(2.0 in. x 2.9 in. x 0.75 in.)

Weight (with batteries and wristband): 70.0 g (2.5 oz)
Type: Non-volatile
up to 1,080 hours (4 sec. data storage rate)
up to 540 hours (2 sec. data storage rate)
up to 270 hours (1 sec. data storage rate)

Classification per ANSI/AAMI ES60601-1 and CAN/CSA-C22.2 No. 60601-1:
Type of Protection: Internally powered (battery power)
Degree of Protection: Type BF-Applied Part
Mode of Operation: Continuous
Enclosure Degree of Ingress Protection: IP33

This product complies with ISO 10993-1, Biological evaluation of medical devices – Part 1: Evaluation
and testing.

a.Batteries used: Harding Alkaline AAA
b.Batteries used: Energizer (MR03) Ni-MH 700mAh Rechargable Batteries 1.2 VDC
c.Batteries used: Ansmann (HR03) Ni-MH 1050 nMh Rechargable Batteries 1.2 VDC



WristOx2 3150 Pulse Oximeter: Use/Battery Change