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KW37C 5 W Tri-Band 4G/5G Fiber Host
The KW37C is a 5 W tri-band host for 4G and 5G coverage in parking areas, tunnels and large buildings. It supports 4G 900/1800/2100 with 5G 2100, and alternative combinations for 1800/2600 + 3500. The system can be expanded with 25 or 32 remote units and is designed for continuous operation in engineering projects.
- Frequency
- 4G 900+1800+2100 / 5G 2100; alternative 4G 1800+2600 + 5G 3500
- Output Power
- 5 W (37 dBm)
- Coverage
- 5,000–12,000 m²
- Dimensions
- 430 × 340 × 180 mm
- Weight
- 18 kg
- Connectors
- N female, 50 Ω
OEM/ODM customization is available. Frequency, housing, logo and packaging are confirmed per project.
Overview
The KW37C is a 5 W tri-band host for 4G and 5G coverage in parking areas, tunnels and large buildings. It supports 4G 900/1800/2100 with 5G 2100, and alternative combinations for 1800/2600 + 3500. The system can be expanded with 25 or 32 remote units and is designed for continuous operation in engineering projects.
- 5 W tri-band 4G/5G host
- One-to-25/32 remote unit expansion
- 4K video and voice support
- Engineering housing for continuous operation

Technical Specifications
| Frequency | 4G 900+1800+2100 / 5G 2100; alternative 4G 1800+2600 + 5G 3500 |
|---|---|
| Output Power | 5 W (37 dBm) |
| Coverage | 5,000–12,000 m² |
| Dimensions | 430 × 340 × 180 mm |
| Weight | 18 kg |
| Connectors | N female, 50 Ω |
Application Scenarios
Typical deployment scenarios for this model. Final configuration depends on on-site signal strength, building structure and coverage area.
- 01
Parking areas
Underground areas usually have no usable outdoor signal; a donor antenna brings signal in and coverage is balanced across zones.
- 02
Tunnels
Enclosed linear spaces attenuate signal quickly; plan directional antennas and trunk amplifiers along the length and bends.
- 03
Large buildings
For campuses and multi-building sites; design by zone and reserve expansion ports for future phases.
- 04
Campuses
For campuses and multi-building sites; design by zone and reserve expansion ports for future phases.
Antenna count, cable routing and host power are confirmed after a site survey or project drawing review.

OEM / ODM Availability
Custom logo, frequency, housing and packaging options are available for this product. Minimum order quantities and tooling requirements are confirmed per project.
- Custom Logo
- Custom Frequency
- Custom Housing
- Packaging
Product datasheet
Detailed specifications, installation guidance and customization options are available on request. Tell us the model and project requirements and we will send the right document.
FAQ
Which frequency bands does KW37C support?
4G 900+1800+2100 / 5G 2100; alternative 4G 1800+2600 + 5G 3500
What coverage area is KW37C suitable for?
5,000–12,000 m²
Can KW37C be customized for our brand?
Yes. Logo, frequency, housing and packaging customization are available. Minimum order quantities and tooling requirements are confirmed per project.
How do we confirm the final configuration for KW37C?
Share the coverage area, floor plan, target bands, outdoor signal level and the number of service antennas you plan to use. Our engineering team will confirm the host power, antenna and cable configuration.
Related Products
See All Products
HAG-P5-37DB Five-Band Fiber Repeater
Five-band fiber repeater with 90–95 dB gain for tunnels and large sites.

HAG-08-33 Dual-Band High-Power Booster
33–43 dBm dual-band booster covering up to 30,000 m².

HLT-CGD20B Dual-Band Mid-Power Booster
Dual-band 20 dBm booster for 800–1,600 m² coverage.
Interested in This Product?
Send us your project details and our team will recommend the right configuration.
