The Masimo TFA-1 forehead SpO2 sensor (reference 3858) is a disposable, single-patient-use reflectance pulse oximetry sensor that is applied to the forehead to measure oxygen saturation (SpO2) and pulse rate. This new sensor is built to the Masimo 3858 / TFA-1 reference specifications, uses Masimo LNCS technology, has a 0.9m cable, suits all patient sizes and is supplied in a box of 10.
Key Benefits of the TFA-1 Forehead Pulse Oximetry Sensor
- Alternative monitoring site: Forehead placement is useful when fingers, toes or ears are unavailable or give a poor signal.
- One sensor for all patient sizes: Simplifies stocking across wards and departments.
- Single-patient use: Disposable design supports infection-control protocols and removes reprocessing time.
- Value pack: 10 sensors per box for busy clinical areas.
- Broad monitor fit: Works with a wide range of patient monitors that use Masimo LNCS SpO2 technology.
Features
- Forehead (reflectance) sensor style with flat, low-profile sensor head
- Masimo LNCS SpO2 technology and LNCS-style connector
- 0.9m (approx. 3 ft) lightweight sensor cable
- Patient size: all sizes
- Disposable lifecycle single-patient use
- Brand new, box of 10 pieces
Technical Specifications
| Specification | Detail |
|---|---|
| Reference Brand | Masimo |
| Reference Part Numbers | 3858, TFA-1 |
| Sensor Type | Forehead |
| SpO2 Technology | Masimo LNCS |
| Patient Size | All Sizes |
| Cable Length | 0.9m (approx. 3 ft) |
| Lifecycle | Disposable (single-patient use) |
| Pack Size | 10 pcs per box |
| Condition | New |
| SKU | MAS-SPO2-3858-LNCS-ALLSIZE-FH-0.9M |
Part Number Cross-Reference
| Brand | Reference Number |
|---|---|
| Masimo | 3858, TFA-1 |
Works With These Patient Monitors
This forehead SpO2 sensor works with equipment that uses Masimo LNCS technology, including:
- Masimo: Pronto 7, Rad 5, Rad 57, Rad 87, Rad-8, Radical-7
- GE Healthcare: B125, B125M, B40, Carescape B650, Carescape B850, Carescape V100 with Masimo technology, Dash Series, Dinamap ProCare with Masimo, Pro 300V2, ProCare 300, ProCare Auscultatory 400, ProSeries V2, SOLAR Series, TRAM 450SL, V300, Corometrics 128, 250, 250cx
- Marquette: Eagle, Eagle 1000, Dash 2000, Dash 2500, Dash 3000, Dash 4000, Dash 5000, Solar 7000, Solar 8000, Solar 8000M, Tram 451, TRAM Modular, PDM Module
- Mindray: Accutorr V, BeneHeart D6, BeneView T1, BeneView T5, BeneView T8, Duo, IPM Series, Passport 12, Passport 2, Passport 8, Passport V, PM 6000, PM 7000, PM 8000, PM 9000, Spectrum, Spectrum OR, TM80, Trio
- Datascope: Accutorr 3, Accutorr 7, Accutorr Plus, DPM4, DPM6, DPM7, EPM4, MEC 12, Passport 2LT, Passport XG, PM 6800, T8, V12, V21, VS 800
- Physio-Control: Lifepak 11, Lifepak 12, Lifepak 15, Lifepak 20, Lifepak 20E
- Zoll: E Series, M Series, R Series, X Series
- Welch Allyn: 1500, Propaq CS, Propaq LT, Spot Vital Signs 42MTB-E1, Spot Vital Signs LXi
- Draeger: Infinity M540, Narkomed 6400
- Datex Ohmeda: Giraffe Infant Warmer, S/5
- Philips: IntelliVue MX700 (Masimo Rainbow)
- Bitmos: sat 800, sat 801, sat 805, sat 816, satPuls
- Others: Comen K12 Pro, Invivo Escort II, Mennen Medical Horizon XVu, Respironics Alice 5
Always confirm that your monitor is fitted with Masimo LNCS SpO2 technology before ordering.
Use Cases
- Emergency and transport monitoring with defibrillator/monitors
- Operating theatre, recovery and intensive care
- Patients with low peripheral perfusion or inaccessible digits
- Sleep studies and general ward spot checks
Application and Care
- Clean and dry the forehead site before applying the sensor.
- Place the sensor flat on the forehead and route the cable away from the patient’s face.
- Check the site regularly according to your facility protocol.
- Single-patient use only do not reprocess; dispose of after use.
Frequently Asked Questions
What is the Masimo TFA-1 forehead SpO2 sensor used for?
It is a disposable forehead sensor used to measure oxygen saturation and pulse rate on monitors with Masimo LNCS technology, particularly when finger or ear sites are not suitable.
How many sensors are in a box?
Each box contains 10 disposable forehead SpO2 sensors.
What patient sizes does it suit?
The sensor is specified for all patient sizes.
How long is the cable?
The sensor cable is 0.9m (approximately 3 ft).
Can the sensor be reused?
No. It is a single-patient-use disposable sensor and should be discarded after use.
Related SpO2 Sensors
Also see the Masimo 2317 LNCS Adtx-3 Adult Adhesive SpO2 Sensor, the Masimo 2318 LNCS Pdtx-3 Pediatric SpO2 Sensor, the Masimo LNCS Infant Soft Tip SpO2 Sensor 1.0m, the Nellcor MAXFAST Forehead SpO2 Sensor 1.0m and the Philips FAST Forehead SpO2 Sensor 2.0m.

















Reviews
There are no reviews yet.