Masimo Rainbow Adult Ear Clip SpO2 Sensor 3.6m (20-Pin Reusable New)

The Masimo Rainbow Adult Ear Clip SpO2 Sensor 3.6m is a reusable ear-lobe pulse oximetry sensor built to the Masimo Rainbow reference specifications.

It connects directly to Rainbow-enabled monitors through a red 20-pin connector and delivers continuous SpO2 and pulse-rate readings from the ear lobe on adult patients, with a long 3.6 m (approx. 11.8 ft) cable for flexible bedside and transport positioning.

Why Choose This Rainbow Ear Clip SpO2 Sensor

• Ear-lobe measurement site ideal when finger sites are unavailable, cold, poorly perfused or in motion.
• Direct 20-pin Rainbow connection plugs straight into Masimo Rainbow-equipped monitors; no adapter cable required.
• Long 3.6 m cable extra reach between patient and monitor for ICU, theatre, emergency and ambulance use.
• Reusable design lowers cost per patient compared to single-use sensors.
• Lightweight spring clip gentle, secure hold on the ear lobe for spot checks and continuous monitoring.
• Brand-new condition

Key Features of the Masimo Rainbow Reusable Ear Sensor

Rainbow Technology Connector

The red 20-pin Rainbow-style connector with locking latch matches the patient-cable port on Rainbow-enabled Masimo Radical-7, Rad-57 and Rad-97 platforms, as well as Rainbow SET modules in other monitors and defibrillators.

Ear Clip Sensor Head

A compact, soft-grip clip holds the emitter and detector across the ear lobe, keeping the optical path stable for reliable oxygen saturation readings.

Durable Medical-Grade Cable

The flexible 3.6 m cable is designed for repeated cleaning and everyday clinical handling.

Specifications

Cross-Reference Part Numbers

Works With These Monitors

• Masimo: Pronto, Pronto 7, Pronto with Next Generation SpHb, Rad-5, Rad-5v, Rad-8, Rad-57, Rad-57c, Rad-57cm, Rad-57m, Rad-87, Rad-97, Rad-97 NIBP, Rad-97 with NomoLine Capnography, Radical-7, Radical (20-pin)
• Physio-Control: LIFEPAK 15
• Zoll: X Series
• Comen: K12 Pro

Always confirm your monitor’s connector and Rainbow software option before ordering.

Clinical Use Cases

• Intensive care and high-dependency units
• Operating theatres and post-anaesthesia recovery
• Emergency departments and pre-hospital ambulance care (LIFEPAK 15, Zoll X Series)
• Patients with cold extremities, nail polish, finger injuries or poor peripheral perfusion
• Sleep studies and continuous ward monitoring

Care and Maintenance

• Wipe the clip and cable with a mild, hospital-approved disinfectant between patients; do not immerse.
• Inspect the cable, clip and connector for damage before each use.
• Reposition the clip regularly during extended monitoring to protect patient skin.
• Store loosely coiled; avoid sharp bends near the connector.

Frequently Asked Questions

What is a Masimo Rainbow ear clip SpO2 sensor used for?

It measures blood oxygen saturation (SpO2) and pulse rate from the ear lobe of adult patients on Masimo Rainbow-enabled monitors, especially when a finger site is unsuitable.

Does this sensor need an adapter cable?

No. It has a built-in 20-pin Rainbow connector that plugs directly into the monitor’s patient-cable port.

Will it work with the Masimo Radical-7 and Rad-97?

Yes. It is built for Radical-7, Rad-97, Rad-57, Rad-8 and the other listed Rainbow platforms with a 20-pin connection.

Can it be used on LIFEPAK 15 or Zoll X Series defibrillators?

Yes. Both are listed platforms with Masimo Rainbow SET oximetry ports.

How long is the cable?

The cable is 3.6 m (about 11.8 ft) long.

Is the sensor reusable?

Yes. It is a reusable sensor that can be cleaned and disinfected between patients.

What condition and warranty does it come with?

It is supplied brand new with a 12-month warranty.

Related SpO2 Sensors

Explore more Masimo-type sensors: Masimo 2054 Adult Hard Shell SpO2 Sensor 3.6m (Rainbow), Masimo 2652 Adult Soft Tip SpO2 Sensor 3.0m (Rainbow), Masimo 1895 LNCS TC-I Reusable Ear SpO2 Sensor, Masimo 2053 Adult Hard Shell SpO2 Sensor 1.0m and Masimo 1396 DCSC Adult Hard Shell SpO2 Sensor.