Meet the Humminbird PiranhaMAX 4 — a compact, dependable fishfinder designed for freshwater and nearshore anglers who want clear, quick views of fish, structure, and depth on every outing. Its bright 4.3" color display and robust sonar deliver confident readings in any light.
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Display: 4.3" color TFT display, 480 x 272 resolution, 256 colors with backlight for crisp, readable sonar imagery in varying lighting conditions
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Standard sonar: Dual-Beam Standard sonar with 28° and 16° coverage at -10 dB, plus dual-frequency operation at 200/455 kHz for versatile shallow and mid-depth fishing
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Depth capability: Up to 600 ft, providing visibility across a wide range of water depths
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Target separation: 2.5 in for better distinction between fish and structure
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Power: 300W RMS / 2400W peak-to-peak to drive reliable signals through the water
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Transducer: Built-in transducer for straightforward setup and dependable readings on every trip
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Input: 10.8–20 VDC input, ~180 mA input draw for efficient power use
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Mounting options: Gimbal or in-dash mounting to fit a variety of boat configurations (Gimbal: 3.914"W x 7.335"H x 3.621"D; In-Dash: 3.914"W x 6.770"H x 2.600"D)
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What’s in the box: PiranhaMAX 4, power cord, bracket, XNT 9 28 T transducer, and documentation for quick setup
Designed for quick setup and simple operation, the PiranhaMAX 4 delivers dependable, easy-to-read fishfinder performance in a compact package. Its bright display, Dual-Beam sonar, and solid depth capability help you locate fish and underwater structure fast—whether you’re trolling freshwater or exploring nearshore waters. The built-in transducer and included accessories keep installation straightforward, so you can focus on finding bites and enjoying the outing.
| Display size |
4.3 in |
| Display resolution |
480 x 272 |
| Display type |
Color TFT |
| Display colors grayscale |
256 colors |
| Standard sonar |
DualBeam |
| Standard sonar coverage |
28° & 16° @ -10db |
| Standard sonar frequency |
200/455 kHz |
| Target separation |
2.5 in |
| Power output RMS |
300 watts |
| Power output Peak to Peak |
2400 watts |
| Depth capability |
600 ft |
| temperature |
Built-in transducer |
| Speed |
No |
| Backlight |
yes |
| Input Voltage |
10.8-20 vDC |
| Input Draw |
180 mA |
| Dimensions |
Gimbal Mount:3.914"W x 7.335"H x 3.621"D In Dash 3.914"W x 6.770"H x 2.600"D |