Airmar P66 - Sonde TA plastique 600W (50/200kHz) + vitesse surface + température - (8 broches) - Garmin

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Garmin

010-10192-21

Airmar P66 - Plastic transom mount (TA) 600W (50/200kHz) + surface speed + temperature - (8-pin)

The Airmar P66 Garmin transducer is a TRIDUCER Multisensor 600W transom-mount sensor providing depth, surface speed, and temperature data on 50/200kHz frequencies via an 8-pin connector. A benchmark model for 600W systems, it delivers reliable detection up to 44 knots, though the Airmar TM258 and TM260 models offer enhanced sensitivity. The product includes the Airmar P66 transducer with its plastic transom-mount bracket.

Retail priceBenefit from the professional rate

184,00€

184,00€ ~~229,99€~~

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In stock

Free pickup point shipping over €150 in France
Pickup at Skysat possible

Custom installation

Trust Skysat to install the equipment on board

Request a quote

Installers near you

thanks to our network of approved installers

Find an installer

Support service

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Technical specifications

Operating voltage	Depends on the connected device
Product width	104
Product height	158
Product depth	70
Bus compatibility	Analog
Wired network	Analog
Mounting type	Transom
Self-closing valve	No
Speed range	0-44 knots
Flush mount	No
Installation location	Transom
Cable length	7.6
Hole saw size	Ø 4mm (mounting), Ø 2mm or 1/16" larger than connector (cable)
Speed measurement accuracy	Depends on installation and calibration
Boat speed calibration	Yes, via the connected device
Temperature measurement	Yes
Sensor output type	Analog
Sensor type	Depth sounder (TRIDUCER® Multisensor)
Antifouling Recommended	Yes
Beam coverage angle	45° (50 kHz), 11° (200 kHz)
Coating Type	Foul-release
Compatible displays	Garmin
Deadrise Angle Max Compatible	28
Fishing type	Lake, sea (coastal)
Hull Type Restriction	Stepped hull
Integrated speed sensor	Yes
Integrated temperature sensor	Yes
Marine Sealant Required	Yes
Max depth reading	353.0
Max Operating Speed Knots	44
Max Vessel Length M	12
Peak power	600.0
Pzt Element Diameter Mm	44
Release year	2019.0
Sonar connector type	8-pin
Fishfinder frequencies	50/200
Supported sonar technologies	50/200 kHz
Transducer material	Plastic (polyurethane)
Transom Angle Compatibility Range Degrees	2-22
Vessel Type Restriction	Inboard engines

Detailed description

The Airmar P66 transducer from Garmin is a transom-mount (TA) multifunction solution designed for recreational boaters seeking accurate depth, surface speed, and water temperature data. With 600 W RMS power and dual 50/200 kHz frequencies, it offers versatility suited for coastal and freshwater fishing on powerboats.

Acoustic and hydrodynamic performance

Featuring a 44 mm (1.75") oversized ceramic element, the P66 generates focused beams for detailed water column and bottom structure detection. At 50 kHz, it has a 45° (-3dB) beam for a depth range up to 366 meters (1,200 feet), while at 200 kHz, its 11° to 12° (-3dB) beam reaches 213 meters (700 feet). Its hydrodynamic design, with a rounded nose, reduces turbulence beneath the acoustic face, ensuring stable and clear readings even at high speeds up to 44 knots (81 km/h or 50 MPH). A patented noise suppression system improves performance by 5 to 8 knots (6 to 9 MPH) compared to standard builds.

Design and integration

The P66’s plastic housing includes an integrated water flow channel that protects the paddlewheel, ensuring accurate speed measurements. The transom-mount bracket is designed to pivot upward on frontal impact, protecting the sensor. It accommodates transom angles from 2° to 22°. The transducer can be removed from its bracket without tools for maintenance or storage. With a 10-meter (33-foot) cable and an 8-pin Garmin connector, it is ready for integration with compatible Garmin sounder systems. Its weight is 0.5 kg (1.1 lb).

Positioning in the Airmar lineup

The Airmar P66 serves as a reference model offering solid performance for 600 W applications on vessels up to 8 meters (26 feet), or up to 12 meters (40 feet) according to Airmar’s brochure. For users requiring higher sensitivity and power, Airmar offers alternatives like the TM258 and TM260. The TM258, a 1 kW transducer, delivers 25 times the sensitivity at 50 kHz and 16 times at 200 kHz. The TM260, also 1 kW, features 50 times the sensitivity at 50 kHz and 13 times at 200 kHz, positioning it as a high-performance model. The P66 is therefore a balanced choice for most navigation and fishing needs on recreational vessels, offering reliable performance without the complexity or cost of competition-grade transducers.

Documentation

Type	Nom
	Installation Guide - Owner’s Manual and User Guide for P66 Transom-Mount Depth Sounder
	Installation Instructions - Foulfree transducer protection coating (EN)
	Technical Reference - Technical Data for Airmar 50/200 kHz (600W) Sonar
	Technical Brochure - Airmar P66 Transom-Mount Fishfinder Presentation Brochure (EN)
	Wiring diagram - Airmar D-91-1384 wiring diagram (EN)
	Wiring Diagram - Airmar D-91-997 Wiring Diagram (EN)
	Wiring diagram - Airmar D-91-837 wiring diagram (EN)
	Wiring diagram - Airmar D-22593 wiring diagram (EN)

Expert opinion

Pol CONIN

Digital Manager

« Airmar P66: the balance of performance and versatility for 600W fishfinders »

As a marine systems engineer and expert installer at Skysat, I recommend the Garmin Airmar P66 transducer for its versatility and excellent performance-to-price ratio in the category of 600W transom-mount transducers. It is particularly well-suited to owners of small to mid-sized outboard-powered boats, typically up to 8 meters (26 feet), used for coastal or lake fishing who require an integrated solution for depth, speed, and temperature.

One of the P66’s key strengths lies in its hydrodynamic design and patented noise-suppression system. These features allow it to maintain stable and accurate readings for depth and surface speed even at high speeds, an advantage often overlooked in transom-mount transducers. Unlike some generic transducers that lose reliability beyond 20–25 knots, the P66 is designed to operate effectively up to 44 knots, making it a decisive factor for fast boats.

From an installation standpoint, transom mounting is straightforward. It is critical to choose a location where water flow is as undisturbed as possible, ideally on the side where the propeller rotates downward, and at a minimum distance of 75 mm (3 inches) from the propeller’s sweep radius. The kick-up bracket is a valuable safety feature, allowing the transducer to pivot if it strikes a floating object, reducing the risk of damage. The ability to remove the sensor without tools greatly simplifies winterization or maintenance. To optimize longevity and performance, applying an anti-fouling coating such as Foulfree, Airmar-certified, is highly recommended.

While the P66 is a 600W transducer delivering solid performance, it is important to note its limitations. It is not recommended for inboard-powered boats or hulls with deep-V sections that create significant turbulence. For applications requiring extreme depth range or very high target discrimination, such as professional offshore fishing, 1KW or higher transducers like Airmar’s TM258 or TM260 models would be more appropriate. The P66 excels in its segment as a reliable and performant option for the standard recreational user.

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Airmar P66 - Plastic transom mount (TA) 600W (50/200kHz) + surface speed + temperature - (8-pin)

184,00€

184,00€ ~~229,99€~~

Frequently Asked Questions

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What data can the Airmar P66 transducer provide?

The Airmar P66 is a TRIDUCER® multisensor that provides depth, surface speed, and water temperature data. It is designed to deliver a detailed view of the water column and seabed structure.

What is the transmit power of the Garmin Airmar P66 transducer?

This transducer has an RMS transmit power of 600 Watts.

What are the operating frequencies of the Airmar P66 transducer?

The Airmar P66 transducer operates at two frequencies: 50 kHz and 200 kHz. These frequencies provide varied data; 50 kHz is typically used for better depth penetration, while 200 kHz offers higher resolution.

What is the construction material of the Airmar P66 transducer?

The Airmar P66 transducer is made of durable plastic, designed for transom mounting.

Up to what boat speed does the Airmar P66 transducer remain effective?

The Airmar P66 transducer is designed to maintain reliable operation and accurate readings up to a speed of 44 knots (approximately 81 km/h or 50 MPH).

What is the mounting type for the Airmar P66 transducer?

The Airmar P66 transducer is a transom-mount transducer. It comes with an integrated mounting bracket that allows the transducer to pivot in case of impact.

What are the recommendations for choosing the mounting location of the depth sounder on the transom?

For optimal performance, the depth sounder must be mounted in a smooth water area, free of turbulence caused by intake ports, discharges, or hull irregularities. It is preferable to mount it on the transom side where the propeller blades move downward, and as close as possible to the boat's centerline, while maintaining a minimum of 75 mm (3 inches) beyond the propeller radius.

Is the Airmar P66 transducer compatible with all boat hull types?

This transducer is recommended for boats up to 8 meters (25 feet) for optimal performance, and up to 12 meters (40 feet) in general. However, it is not recommended for boats equipped with inboard engines or stepped hulls, as these configurations can disrupt water flow around the transducer and affect its performance.

What are the maximum transom angles that the Airmar P66 transducer can accommodate?

The Airmar P66 transducer mount is adjustable and can fit transom angles from 2° to 22°. Additionally, it can vertically orient the sonar beam on a hull with a deadrise angle up to 28°.

Is it easy to remove the transducer from the mount for maintenance or storage?

Yes, the mount is designed to allow removal of the Airmar P66 transducer without tools, making maintenance, cleaning, or storage straightforward.

Should antifouling coating be applied to the Airmar P66 transducer?

Yes, antifouling coating is strongly recommended, especially in saltwater, to maintain the transducer's optimal performance. Airmar certifies that applying the Foulfree coating does not affect the transducer's performance.

What type of connector does the Garmin Airmar P66 transducer have?

The Airmar P66 transducer is fitted with an 8-pin connector, specifically designed for compatibility with Garmin devices.

Which Garmin devices is the Airmar P66 transducer compatible with?

The Airmar P66 transducer is compatible with Garmin fishfinders and GPS/fishfinder combos that support 8-pin transducers with a power rating of 600W and operate on 50/200 kHz frequencies. It is recommended to check your Garmin device's specifications to confirm compatibility.

What is the length of the Airmar P66 transducer cable?

The Airmar P66 transducer is typically supplied with a cable approximately 7.6 metres (25 feet) long, which is sufficient for most installations.

What is the beam angle of the Airmar P66 transducer at 50 kHz and 200 kHz frequencies?

At 50 kHz, the beam angle (-3dB) is 45°. At 200 kHz, the beam angle (-3dB) is 11°. The wider beam at 50 kHz is ideal for fish finding over a large area and at depth, while the narrower beam at 200 kHz provides better detail resolution and target separation.

Is the Airmar P66 transducer suitable for lake and coastal fishing?

Yes, the Airmar P66 transducer is recommended for versatile fishing in freshwater lakes and saltwater coastal areas, particularly for small to medium outboard-powered boats.

How does the Airmar P66 transducer mount protect the transducer?

The Airmar P66 transducer mount is an integrated release plastic mount. It allows the transducer to pivot upward and disengage in the event of a frontal impact, thereby protecting the transducer housing from damage.

What are the benefits of the recessed water flow channel on the P66 transducer?

The recessed water flow channel on the Airmar P66 transducer protects the paddlewheel from debris and impacts, ensuring more accurate speed readings and increased durability of the speed sensor.

Is the Airmar P66 transducer a CHIRP transducer?

No, the Airmar P66 transducer is a dual-frequency traditional transducer operating at 50/200 kHz. It is not a CHIRP transducer. CHIRP transducers use a different frequency sweep technology for improved target resolution and separation.

What are the maximum detection depths of the Airmar P66 transducer?

Maximum detection depth varies depending on frequency and water conditions. At 50 kHz, it can reach between 235 m and 353 m (800 to 1,200 feet). At 200 kHz, it can reach between 118 m and 206 m (400 to 700 feet).