FLIR GF77a
Fixed Gas Find IR Camera
The FLIR GF77a is the first uncooled autonomous leak detection camera from FLIR designed specifically to visualize methane gas.

This affordable, fixed-camera solution provides upstream and midstream gas processors, producers, or operators the features they need to continuously monitor for potentially dangerous, invisible methane leaks. Small and lightweight, the FLIR GF77a is packed with FLIR-patented features, such as High Sensitivity Mode (HSM), for improved gas visualization.
The GF77a can help oil and gas companies maintain valuable capital equipment, avoid product loss, meet emissions reduction metrics, and ensure safer work practices. The GF77a also comes in a GF77f variant that includes environmental housing for harsh environments.
Technical Specifications | |
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Digital I/O connector type | M12 12-pin A-coded (shared with external power) |
Digital Inputs | 2x opto-isolated, Vin (low) = 0 – 1.5 V, Vin (high) = 3-25V |
Digital Output Purpose | Programmatically set; fault (NC) |
Digital Outputs | 3x opto-isolated, 0–48 VDC, max. 350 mA (derated to 200 mA at 60. Solid-state opto relay, 1x dedicated as Fault output (NC) |
Encoding | Video streaming – RTSP Protocol: H.264 / MPEG4 / MJPEG; GVSP: Uncompressed Radiometric streaming – RTSP Protocol: Compressed JPEG-LS, FLIR radiometric; GVSP: Uncompressed, signal linear, temperature linear, FLIR radiometric |
WiFi | Wi-Fi standard – IEEE802.11a/b/g/n |
Image Fequency | 30 Hz |
Thermal Sensitivity/NETD | <25 mk at 30°C (86°F) |
Accuracy | Range 1: -20° to 80°C (-4° to 176°F) ±3°C (±5°F), Range 2: 0° to 250°C (212° to 482°F): 0° to 100°C (32° to 212°F):±3°C, 100° to 250°C (212° to 482°F):±3%, Range 3: 100° to 500°C (212° to 932°F):±3% |
Features
Below, you will find the main features of the product.
Affordable Fixed OGI Solution
Offers industry-leading features for continuous monitoring applications including High Sensitivity Mode, remote motorized focus, and open architecture for third-party integration.
Visualize Industrial Gases
Spectrally-filtered to detect methane gases, improving worker safety and leak location identification with fewer in-person inspections.
Unmatched Connectivity
RTSP and GigE compliant, the GF77a offers flexibility to meet many industrial communication needs and connects to a network for continuous leak detection.
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