

Bently Nevada 125800-01 3500/25 Keyphasor I/O Module (Internal Terminations)
The Bently Nevada 125800-01 is a precision keyphasor i/o module for the Bently Nevada 3500 Series machinery protection platform. Operating Temperature: 0°C to +65°C | Storage Temperature: -40°C to +85°C | Humidity: 95%, non-condensing. Factory-sealed, fully tested on a live 3500 rack with 48-hour burn-in at 55°C. 12-month warranty. Ships within 24 hours from Shenzhen.
Technical Specifications
| Dimensions | 24.2 cm x 11.2 cm x 2.5 cm |
|---|---|
| Weight | 0.38 KG |
| Operating Temperature | 0°C to +65°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 95%, non-condensing |
| Input Voltage | 12 to 32 VDC |
| Maximum Input Current | 10 mA |
| Output Voltage Range | 0 to 10 VDC |
| Maximum Output Current | 20 mA |
| Accuracy | ±0.5 degrees for precise measurements. |
| Wide Bandwidth | 0 to 10 kHz, ensuring comprehensive coverage. |
| Manufacturer | Bently Nevada |
| Model / SKU | 125800-01 |
Ships within 24 hours | 12-Month Warranty | Worldwide Delivery
Understanding the Bently Nevada 125800-01
If you maintain Bently Nevada systems, you know that not all replacement parts are created equal. The 125800-01 is a keyphasor i/o module engineered specifically for Bently Nevada automation platforms. The aftermarket is flooded with modules that look identical on the outside but use inferior components internally. dimensions: 24.2 cm x 11.2 cm x 2.5 cm; weight: 0.38 KG; operating temperature: 0°C to +65°C; storage temperature: -40°C to +85°C. We have tested clone modules side-by-side with genuine Bently Nevada units — the clones typically fail within 3–6 months in continuous industrial service, sometimes taking out the backplane with them.
Every 125800-01 we sell is 100% genuine Bently Nevada, with the manufacturer serial number and holographic label intact. We source from authorized distribution channels and decommissioned system tear-downs with full traceability documentation.
Before inserting this module, power down the chassis completely. Bently Nevada modules are generally not hot-swappable. Verify backplane voltage with a calibrated multimeter before insertion. After installation, power up and verify the status LED shows normal operation before returning the system to service. Run the manufacturer diagnostic routine if available.
Compatible Parts — Same System
These modules share the same system family as the 125800-01. Commonly ordered together for complete rack builds or spare parts kits.
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