U181DTU02, Huawei U1900 Series Unified Gateway, 4xE1/T1, Digital Trunk, Expansion Board
Brand: Huawei · SKU: U181DTU02 · MPN: U181DTU02 · Category: Networking
U181DTU02 eSpace U1900 Series Unified Gateways 4E1/T1 Digital Trunk Board
Specifications
| Port | 30 E1 ports or 20 T1 ports |
|---|---|
| Codec | G.711 A/μ, G.729a/b, iLBC |
| Model | U181DTU02 |
| Weight | 1.36 kg |
| Power supply | AC: 100 V to 240 V, 50 Hz/60 Hz; DC: -38 V to -75 V (typical: -48 V, -60 V); redundancy: two modules in load sharing, one backup |
| Manageability | Centralized and remote equipment management, signaling tracing, resource management, alarm management |
| Terminal type | Analog phones, IP phones, video phones and soft clients |
| Trunk protocol | SS7, R2, PRI, QSIG, SIP |
| Maintainability | Remote maintenance, automatic configuration, log collection, Daylight Saving Time (DST) |
| System reliability | ≥ 99.999% |
| Environment - dustproof | Airborne dust < 180 mg/m³ (dustproof measures required on site) |
| Maximum number of users | 10,000 |
| Dimensions (H × W × D) | Standard 19-inch 6U subrack; 264mm × 436mm × 420mm |
| Environment - temperature | Storage: -40°C to +70°C; long-term operating: 0°C to +45°C; short-term operating: -5°C to +55°C |
| Maximum power consumption | 400W (full configuration) |
| Number of meeting participants | Up to 960 participants in total; up to 320 meeting halls; up to 120 participants per hall |
| Environment - relative humidity | 5% to 95% (non-condensing) |
| Warranty | 3-Year Warranty |
Key Features
- OEM Genuine Component verified by certified technicians.
- Clean serial number ready for service contract registration.
- Electrostatic Discharge (ESD) safe packaging.
- Supports hot-swapping for zero-downtime maintenance.
Frequently Asked Questions
Is this product genuine OEM?
Yes, this U181DTU02, Huawei U1900 Series Unified Gateway, 4xE1/T1, Digital Trunk, Expansion Board (U181DTU02) is 100% genuine Huawei hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
What warranty is included?
This U181DTU02, Huawei U1900 Series Unified Gateway, 4xE1/T1, Digital Trunk, Expansion Board includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
How long does shipping take?
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Can I return this product?
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Is the U181DTU02, Huawei U1900 Series Unified Gateway, 4xE1/T1, Digital Trunk, Expansion Board compatible with my system?
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the U181DTU02.
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