WTM 4400

6-42 GHz
5 GHz
Multiband

Four independent microwave channels. A single unit. No compromise on availability.

Operators who need to expand network capacity know the problem: rising infrastructure costs, complex multi-unit setups, and site visits for every capacity upgrade. With the Aviat WTM 4400 'Quad', that is a thing of the past. A single all-outdoor unit replaces complex configurations of multiple radios, couplers, and indoor units—delivering up to 5 Gbps.

Hardware requirements halved: Four channels with only two transceivers—fewer components, lower risk of failure, and reduced procurement costs.

50% smaller antennas: Up to 10 dB more system gain allows for significantly more compact antennas—noticeably reducing tower, shipping, and installation costs.

Remote capacity scaling: Double your channel capacity via software—no tower climbs, no hardware swaps, and no service interruptions.

Automatic power boost: During interference events, the device automatically activates up to 7.5 dB of additional transmit power to keep prioritized connections stable.

Up to 50% less power: Fewer components mean lower energy consumption—and a higher mean time between failures (MTBF).

Microwave Technician

Product description

Intelligent networks for demanding infrastructure: WTM 4400 'Quad'

Expanding capacity in microwave networks today usually means tower climbs, additional outdoor radios, external couplers, indoor units, and growing CAPEX and OPEX budgets. Every new requirement brings logistical complexity that costs time and ties up resources.

With the WTM 4400 'Quad', you manage four independent microwave channels from a single all-outdoor unit—and scale your capacity remotely without ever leaving your site. Your infrastructure stays lean, your operating costs drop, and prioritized connections remain stable even during interference events.

The Aviat WTM 4400 'Quad' is the only solution on the market that combines four independent microwave channels in a single unit—mounted directly to a standard microwave antenna, with no external combiners or indoor units. Aviat's patented Layer 1 Link Aggregation (L1LA) algorithm handles all traffic aggregation, while the Adaptive Dual-Channel (A2C+) feature bundles four channels using only two transceivers. The Compart IT-Group is already using the WTM 4400 in initial projects and will begin shipping in early 2027. Request your quote now and plan your next expansion on a solid, future-proof foundation.

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