The PSR‑11‑915‑4 oxygen sensor is a high‑performance medical oxygen sensor replacement designed for compatibility with GE/Datex Ohmeda 7900 and 7100 anesthesia machines and ventilators.
Built to meet exacting OEM specifications, this advanced O₂ cell delivers accurate oxygen concentration readings, long service life, and dependable performance in critical care environments.
Whether you are replacing a worn‑out oxygen sensor or upgrading components in your equipment, the PSR‑11‑915‑4 provides exceptional value.
It is engineered for fast response, stable output, and dependable functionality to ensure your breathing system, anesthesia machine, or respiratory device operates with precision you can trust.
Overview
What Is the PSR‑11‑915‑4 Oxygen Sensor?
The PSR‑11‑915‑4 oxygen sensor is a high‑quality electrochemical oxygen detection module. Its primary function is to accurately measure the percentage of oxygen in a gas mixture within clinical respiratory systems.
This sensor module is widely used in:
- GE/Datex Ohmeda 7900 anesthesia machines
- GE/Datex Ohmeda 7100 ventilators
- Clinical ventilator systems requiring precise oxygen calibration
- Respiratory gas analysis setups that depend on stable oxygen detection
Backed by robust manufacturing standards, this sensor is an ideal replacement O₂ sensor for GE Datex Ohmeda systems that require consistent performance in critical health care delivery.
Key Features & Benefits
High‑Accuracy Oxygen Measurement
The PSR‑11‑915‑4 oxygen sensor delivers highly accurate oxygen level readings across a wide range of clinical applications. Whether your equipment is monitoring patient breathing gas mixtures or regulating ventilator output, this sensor helps deliver precise measurement essential for patient safety.
OEM‑Compatible Design
Engineered for exact compatibility with GE/Datex Ohmeda 7900 & 7100 machines, this O₂ sensor cell integrates seamlessly without the need for calibration modifications or adjustment kits. It conforms to the mechanical, electrical, and performance specifications required for direct substitution.
Simple Installation & Maintenance
Designed with serviceability in mind, the PSR‑11‑915‑4 can be installed quickly by trained clinical technicians. Its robust electrical interface and secure mounting features minimize downtime during routine replacement cycles.
Long Lifespan & Durability
Constructed with high‑grade sensing elements and durable housings, this replacement oxygen sensor cell offers an extended service life compared to generic aftermarket alternatives. Its stable output and resistance to sensor drift make it ideal for continuous use.
Fast Response Time
In life‑critical settings where oxygen concentration needs to be monitored in real time, a responsive O₂ sensor is essential. The PSR‑11‑915‑4 provides rapid detection and quick stabilization, ensuring smooth operation of ventilator and anesthesia delivery systems.
Universal Fit for Medical Equipment
This oxygen sensor cell is compatible with a wide range of Datex Ohmeda ventilator and anesthesia models beyond the 7900 and 7100, making it a versatile option for clinics, hospitals, and biomedical service centers.
Technical Specifications
| Feature | Specification |
| Product Type | Electrochemical oxygen sensor cell |
| Model Number | PSR‑11‑915‑4 |
| OEM Equivalent | 915‑4 / 6050‑0004‑110 O₂ sensor |
| Sensor Output | Accurate oxygen concentration readings |
| Response Time | Rapid stabilization for clinical use |
| Compatibility | GE/Datex Ohmeda 7900 & 7100 ventilators |
| Application | Anesthesia machines, ventilator systems, respiratory monitoring |
| Installation | Plug‑and‑play replacement cell |
| Lifespan | Extended service life with minimal drift |
| Accuracy | High precision oxygen detection |
| Mounting | OEM‑standard housing interface |
Primary Uses & Clinical Applications
Ventilator Oxygen Monitoring
The PSR‑11‑915‑4 oxygen sensor is an essential component for accurate oxygen measurement in critical ventilator systems, ensuring patient breathing mixtures are properly calibrated and safe.
Anesthesia Delivery Systems
In anesthesia machines like the GE/Datex Ohmeda 7900 and 7100, precise oxygen monitoring is crucial to maintain correct gas concentrations during procedures.
Respiratory Gas Analysis
This replacement oxygen sensor supports gas analyzers that need reliable oxygen detection whether for testing, calibration, or real‑time monitoring.
Why This Sensor Outperforms Generic Alternatives
Unlike low‑grade aftermarket O₂ cells, the PSR‑11‑915‑4 offers:
Precise oxygen calibration adherence
Stable performance over long operational periods
Reduced risk of sensor drift or failure
Greater consistency with OEM‑recommended parameters
Stronger electrical and mechanical tolerances
By choosing the PSR‑11‑915‑4 over generic, unverified parts, you protect your equipment integrity and reduce the frequency of unscheduled replacements.
Installation Guide
Always ensure installation is performed by trained biomedical staff and follow the manufacturer’s safety protocols.
Power Off the Ventilator/Anesthesia Machine
Before handling sensors, ensure the system is safely powered down.
Access the Sensor Housing
Locate the oxygen sensor module chamber on your GE/Datex Ohmeda device.
Remove the Old Sensor
Carefully disconnect it from its mount and electrical interface.
Insert the PSR‑11‑915‑4 Oxygen Sensor Cell
Align the sensor’s mount and secure it to the housing.
Reconnect the Electrical Connector
Ensure a snug, secure connection.
Power On and Test
Run system diagnostics to confirm stable oxygen readings.
This plug‑and‑play replacement process will minimize downtime and ensure accurate oxygen measurement after installation.
What Facilities Are Using This Sensor?
This oxygen sensor model is widely found in:
Critical care units
Operating rooms
Ventilator support wings
Respiratory therapy departments
Biomedical equipment servicing centers
Purchase With Confidence
When you choose the PSR‑11‑915‑4 oxygen sensor for GE/Datex Ohmeda 7900 and 7100 ventilators, you are purchasing:
A clinically trusted medical component
A part tested for reliable oxygen measurement
OEM‑compatible performance without compromise
A product backed by rigorous quality standards
Replace your worn‑out O₂ cell today and restore your ventilator’s or anesthesia machine’s oxygen monitoring with a dependable, high‑precision sensor.
Why This Is the Best Choice
This PSR‑11‑915‑4 oxygen sensor:
🔹 Enhances equipment accuracy
🔹 Reduces risk of false readings
🔹 Supports critical care performance
🔹 Extends component life
🔹 Offers seamless OEM compatibility
Frequently Asked Questions
What is the PSR‑11‑915‑4 oxygen sensor?
It’s a high‑precision electrochemical oxygen detection sensor designed as a replacement O₂ cell for medical ventilators and anesthesia systems, specifically built for GE/Datex Ohmeda 7900 & 7100 models.
Is this sensor compatible with GE/Datex Ohmeda machines?
Yes, the PSR‑11‑915‑4 is fully compatible with GE/Datex Ohmeda 7900 and 7100 ventilators and anesthesia delivery systems requiring precise oxygen level detection.
Can I install this oxygen sensor myself?
While the sensor is designed for straightforward replacement, it should be installed by trained biomedical technicians following safety protocols.
How does this sensor differ from generic O₂ cells?
Unlike generic alternatives, this unit is engineered to match OEM performance, provide long‑lasting stability, and deliver precise oxygen readings with minimal drift.
What is the typical lifespan of this oxygen sensing module?
Lifespan varies with usage intensity and maintenance, but the PSR‑11‑915‑4 generally outperforms lower‑grade sensors and maintains stable output over extended service intervals.
Can this oxygen sensor be used with other ventilator brands?
It is specifically intended for GE/Datex Ohmeda devices; compatibility with other brands should be verified on a case‑by‑case basis.
What is the primary part number I should reference?
Use PSR‑11‑915‑4 this is the main replacement part number. Some cross references include 915‑4 and 6050‑0004‑110.
Is calibration required after installation?
Most GE/Datex Ohmeda systems perform automatic diagnostics. Follow your system manual for calibration procedures if needed.
Does this sensor measure other gases besides oxygen?
No this sensor is designed specifically to detect oxygen concentration and is not intended for CO₂ or other gas detection.
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