Maximize your 5G distributed antenna system efficiency with the premium 698-3800MHz SISO antenna ceiling indoor from Hefei BRI Electronic & Technology Co., Ltd. Engineered for modern telecommunications, this versatile ceiling mount dome antenna provides seamless 360-degree coverage across the 700/800/900MHz and 3800MHz bands. Featuring a strict low PIM rating of -153dBc and a robust 4.3-10 female connector, it eliminates passive intermodulation for pristine signal clarity. Ideal for enterprise deployments, this unobtrusive low profile ceiling mount antenna guarantees reliable, high-capacity wireless distribution. Upgrade your infrastructure with our enterprise-grade indoor ceiling antenna solutions today.
High-Performance SISO Omni In-Building Antenna (698-3800MHz)
Consistent and reliable wireless connectivity is a fundamental requirement for commercial enterprise environments. Hefei BRI Electronic & Technology Co., Ltd. manufactures enterprise-grade RF passive components strictly designed for passive 5G distributed antenna system installations. The SISO Omni In-Building Antenna provides stable, uniform power distribution and reception for cellular and public safety networks across high-density facilities.
Wideband Compatibility for Passive 5G DAS
Engineered to cover the complete 698-3800MHz frequency spectrum, this indoor ceiling antenna easily accommodates legacy public safety bands (700/800/900MHz) as well as advanced sub-6GHz 5G infrastructure (3800MHz). By operating efficiently across this broad range, it eliminates the need for multiple antenna variants within a single facility. For network architects designing future-proof infrastructure that complements broader ecosystem requirements—such as integrating with a 5 ghz ceiling antenna for Wi-Fi offloading—this wideband cellular antenna serves as the perfect foundational RF component.
Low PIM and Superior Signal Integrity
A defining performance metric for modern ceiling mounted antennas is their capacity to prevent signal degradation in high-capacity environments.
Passive Intermodulation (PIM) is a major disruptor of data throughput within complex distribution layouts. This low-PIM model secures a high standard of signal reliability:
Intermodulation Suppression: Delivers a certified IM3 performance of ≤ -153 dBc@ 2*43dBm), effectively isolating critical transmissions from system noise.
4.3-10 Female Integration: Equipped with a standard 4.3-10 female connector with an attached pigtail cable, ensuring excellent electrical connections and mechanical strain relief during physical placement.
Optimized Radiation & Gain: Features horizontal polarization (H) delivering up to 4 dBi gain at higher frequency intervals, bound by a ≤ 1.5 VSWR for maximum efficiency across all operating bands.
Unobtrusive Low Profile Ceiling Mount Antenna Design
Aesthetic considerations are critical in commercial office spaces, hospitals, and retail environments. Designed as a low profile ceiling mount antenna, the unit features a highly compact and visually unobtrusive radome. This discreet ceiling mount dome antenna integrates seamlessly into standard acoustic drop ceilings or drywall surfaces. Despite its minimal footprint, the antenna ceiling indoor design projects a highly efficient 360-degree omnidirectional radiation pattern, ensuring uniform signal propagation throughout the designated coverage zone.
Technical Specifications
electrical Specifications
| Specification | Parameter | Parameter | Parameter | Parameter |
| Frequency Range (MHz) | 698-960 | 1427-1518 | 1710-2700 | 3300-3800 |
| Polarization | H | H | H | H |
| Gain (dBi) | 2 | 4 | 2 | 4 |
| VSWR | ≤ 1.5 | ≤ 1.5 | ≤ 1.5 | ≤ 1.5 |
General & Mechanical Specifications
| Specification | Parameter |
| Intermodulation IM3 (dBc) | -153dBc (@2*43dBm) |
| Impedance (Ω) | 50 |
| Maximum Input Power (W) | 50 |
| Lightning Protection | / |
| Connector | 4.3-10-Female |
| Connector Position | With cable |
| Size (mm) | Φ213 * 18.5 |
| Net Weight (kg) | 0.26 |
| Gross Weight (kg) | 0.5 |
| Wind Loading Area | ≤ 0.2 |
| Rated Wind Velocity (m/s) | 36.9 |
| Reflector Material | Aluminum |
| Radome Material | ABS |
| Radome Color | White |
| Operating Temperature (°C) | -40~55 |




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