FGH100MABMD - Wi-Fi HaLow 802.11ah 850-950MHz Module | Quectel
MPN: FGH100MABMD ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $10.23 | $10.23 |
| 10 | $9.72 | $97.20 |
| 100 | $8.95 | $895.00 |
| 500 | $8.5 | $4,250.00 |
| 1,000 | $7.98 | $7,980.00 |
FGH100MABMD Overview
Wi-Fi HaLow is an open Wi-Fi standard purpose-built for the Internet of Things. Unlike conventional 2.4 GHz and 5 GHz Wi-Fi, 802.11ah operates below 1 GHz, where lower path loss and better diffraction characteristics enable links spanning roughly a kilometer in open environments while retaining native IP connectivity, WPA3 security, and standard Wi-Fi tooling. In the network hierarchy it sits as a physical/MAC-layer transceiver module connecting embedded hosts to access points or operating in peer-to-peer and mesh roles.
Key features include support for 1/2/4/8 MHz channel bandwidths, which trade throughput for range and link budget; a peak transmit power of 21 dBm; and a wide -30 C to +85 C operating temperature range suitable for outdoor and industrial enclosures. The antenna is external (not included), letting designers select the optimal antenna type for each deployment. Low active and sleep power figures make the module well suited to battery-powered nodes.
Architecturally, the FGH100M integrates the Morse Micro MM6108 transceiver with RF front end, crystal reference, and power management on a 13 x 13 mm substrate castellated for LGA mounting, supporting both SDIO and UART/SPI host interfaces for flexible integration with MCU hosts such as ESP32-class devices.
Typical applications include smart city infrastructure, utility metering, industrial sensor networks, campus-wide video security, and agricultural monitoring, where kilometer-scale range, wall penetration, and multi-year battery life are required and conventional Wi-Fi or LoRaWAN trade-offs fall short.
Design consideration: RF layout discipline is essential - keep the antenna feedline 50 ohm controlled impedance, follow Quectel's reference keep-out around the module edge pads, and budget supply current ripple on the 3.3 V rail during 21 dBm transmit bursts.
This page synthesizes distributor pricing, availability, drop-in alternatives, and design guidance not found in the manufacturer datasheet alone, with data verified as of 2026-10-20.
Drop-in alternatives for FGH100MABMD — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
FGH100MHAAMD
✅ Drop-In📋 Reference alternative (not in catalog)
FGH100MBBMD
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
FGH100MABMD Specifications (manufacturer-published)
| Standard | IEEE 802.11ah (Wi-Fi HaLow) |
| Frequency Range | 850 MHz to 950 MHz |
| Region | US version only |
| Chipset | Morse Micro MM6108 |
| Output Power | 21 dBm |
| Channel Bandwidth | 1 / 2 / 4 / 8 MHz |
| Supply Voltage | 3 V to 3.6 V |
| Operating Temperature | -30 C to +85 C |
| Package Type | LGA (castellated, surface mount) |
| Dimensions | 13 x 13 x 2.2 mm |
| Antenna | External, not included |
| Mounting Type | Surface Mount |
| Category | RF Transceiver Modules and Modems |
| RoHS Status | RoHS compliant (per JLCPCB listing) |
| Modulation | OFDM (per IEEE 802.11ah) |
| Typical Applications | IoT, smart city, metering, industrial sensing |
FGH100MABMD Interfaces & Connectors
FGH100MABMD exposes the following interfaces and connectors as published by the manufacturer: Power Input. Expansion header pinout, connector pin numbering, and electrical limits are defined in the manufacturer documentation.
| Power Input | 3 V to 3.6 V |
Refer to the manufacturer documentation for the full expansion header pinout and connector pin numbering.
Power & Thermal Characteristics
| Power Input | 3 V to 3.6 V |
| Operating Temperature | -30 C to +85 C |
Power input and thermal parameters for FGH100MABMD as published by the manufacturer.
Typical Applications
FGH100MABMD is suitable for 6 applications: Smart City and Campus IoT Networks, Utility and Smart Metering, Industrial Sensor Networks, Video Security and Surveillance, Agricultural and Environmental Monitoring, Building Automation and Access Control.
Smart City and Campus IoT Networks
The FGH100MABMD fits smart-city deployments because its 850-950 MHz sub-1 GHz radio penetrates walls and foliage far better than 2.4 GHz Wi-Fi while delivering native IP connectivity under IEEE 802.11ah. With 1/2/4/8 MHz channels and 21 dBm output power, a single HaLow access point can serve streetlights, parking sensors, and environmental nodes spread across a kilometer-scale campus. The module mounts on host boards via its 13 x 13 mm castellated LGA footprint and connects through standard SDIO or UART interfaces to the node MCU. Performance consideration: select narrower 1-2 MHz channels for dense sensor fleets to maximize link budget, and validate throughput at cell edge during site surveys.
Recommended
Utility and Smart Metering
Utility meters and grid sensors benefit from the FGH100MABMD's combination of long range and standard IP networking. Unlike proprietary sub-GHz stacks, Wi-Fi HaLow integrates with existing IP backhaul and WPA3 security, simplifying data path design from meter to cloud. The 3.0-3.6 V supply range matches direct lithium primary cell operation, and the -30 C to +85 C operating range covers outdoor meter cabinets in most climates. In this application the module spends most of its life in sleep, waking for scheduled reads or on-demand polls; the 1 MHz channel mode provides the maximum link margin for basements and metal enclosures. Performance consideration: budget peak current for 21 dBm transmit bursts when sizing the primary battery and decoupling network.
Recommended
Industrial Sensor Networks
Factory and process monitoring nodes need range through concrete and steel racking, where the FGH100MABMD's sub-1 GHz 802.11ah radio outperforms conventional Wi-Fi. The 13 x 13 x 2.2 mm LGA module drops onto standard SMD lines, and its -30 C to +85 C rating suits unconditioned industrial enclosures. Sensor data (temperature, vibration, flow) streams over native IP to gateways without proprietary protocol translation, and WPA3 keeps OT-network segregation auditable. Because HaLow preserves standard Wi-Fi management frames, existing network-monitoring tooling applies. Performance consideration: in high-EMI plants, place the module away from VFD drives and verify the antenna keep-out per Quectel's hardware design guide to preserve 21 dBm radiated performance.
Recommended
Video Security and Surveillance
Campus and perimeter camera backhaul is a headline Wi-Fi HaLow use case: the FGH100MABMD's 8 MHz channel mode carries low-bitrate IP camera streams across kilometer distances where pulling Ethernet is impractical. Morse Micro positions MM6108-based products explicitly for security cameras, and this Quectel module provides the certified radio front end at 21 dBm. Sub-1 GHz propagation maintains links through vegetation and building walls that would sever 2.4 GHz links. Performance consideration: 802.11ah throughput (hundreds of kbps to low Mbps) suits single low-resolution streams or multi-sensor aggregation to a gateway; not a substitute for high-definition PTZ backhaul. Design a quality external antenna into the camera enclosure for maximum margin.
Recommended
Agricultural and Environmental Monitoring
Irrigation controllers, soil-moisture probes, and weather stations spread over farms exploit the FGH100MABMD's range: sub-1 GHz links span field-scale distances and tolerate crop canopy better than higher bands. Native IP and standard 802.11ah security mean sensor data lands directly on the farm's existing network or a single HaLow gateway feeding the cloud. The module's low sleep power suits solar-charged nodes, and its 3.0-3.6 V input pairs with Li-SOCl2 primary cells for multi-season deployments. Performance consideration: use 1-2 MHz narrow channels at cell edge for maximum sensitivity, and house the module with an external sub-GHz antenna above canopy height to preserve the ~1 km class link budget.
Recommended
Building Automation and Access Control
Retrofit access control, HVAC sensors, and lighting controllers benefit from replacing long cable runs with a single FGH100MABMD link per floor or wing. The 13 x 13 mm LGA integrates onto standard controller boards, and the sub-1 GHz radio reaches through masonry and elevator shafts where 2.4 GHz fails. Native IP support lets HaLow devices join existing building-management VLANs with standard DHCP/TLS, avoiding proprietary gateway lock-in, while WPA3 authentication meets modern security requirements. The -30 C to +85 C range covers rooftop and unconditioned riser installations. Performance consideration: plan channel widths around aggregate floor traffic - 4 MHz channels typically balance throughput and penetration in multi-story buildings.
Recommended
Recommended Products Summary
Engineering reference data for FGH100MABMD — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | FGH100MHAAMD | FGH100MBBMD |
|---|---|---|---|
| Package | LGA 13 x 13 x 2.2 mm | LGA 13 x 13 x 2.2 mm - same | LGA 13 x 13 x 2.2 mm - same |
| Brand | Quectel | Quectel | Quectel |
| Standard | IEEE 802.11ah | IEEE 802.11ah | IEEE 802.11ah |
| Output Power | 21 dBm | 21 dBm | 21 dBm |
| Chipset | Morse Micro MM6108 | Morse Micro MM6108 | Morse Micro MM6108 |
| Supply Voltage | 3.0-3.6 V | 3.0-3.6 V | 3.0-3.6 V |
| Operating Temperature | -30 C to +85 C | -30 C to +85 C | -30 C to +85 C |
Key Differentiators
- US-certified sub-1 GHz HaLow variant in stock at major distributors (vs FGH100MHAAMD)
- Standard Wi-Fi ecosystem on sub-1 GHz (vs LoRaWAN modules (footprint-incompatible))
- Trade-off: higher throughput at shorter range (vs FGH100MBBMD)
Design Notes
Design the antenna feedline as a 50-ohm controlled-impedance microstrip from the module RF pad to your antenna connector, keeping it short and clear of ground splits. Follow Quectel's FGH100M hardware design guide keep-out and ground-pad (LGA ground castellations) requirements - all ground pads must be stitched to a solid ground plane with multiple vias. Since the antenna is not included, select a sub-1 GHz antenna (850-950 MHz), not a 2.4 GHz part, and verify VSWR < 2:1 across the certified band.
The 3.0-3.6 V rail must remain within limits during 21 dBm transmit bursts, which draw significant peak current from the Morse Micro MM6108 front end. Estimated: with a peak draw of several hundred milliamps, even 100 mOhm of supply impedance causes tens of millivolts of droop. Place at least 10 uF bulk plus 100 nF high-frequency decoupling close to the supply pads, and size the LDO or buck for peak (not average) current to prevent brown-out resets during TX.
This is the US-region variant - deploying it outside the US certified band plan violates regulatory certification even though the radio tunes 850-950 MHz. Confirm your target market and select the correct FGH100M region code (e.g., FGH100MHAAMD). Also do not reuse firmware from other Quectel Wi-Fi (2.4/5 GHz) modules; 802.11ah requires HaLow-specific firmware and host drivers, and community threads report part-code confusion between FGH100M variants when sourcing.
Compliance Information
RoHS compliance indicated by JLCPCB part listing (C23509203). FCC/US regional certification implied by 'US version only' designation per Mouser. Full REACH and halogen-free status not stated in retrieved data.
