BT87H1KW-18 - Si-tex Echonautics BT87H1KW-18 1kW 130-210kHz High | Aztek Computers
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SKU: CH92PMMR9F |  Mfg. Part: BT87H1KW-18  | UPC: 010407340296  |  0 Reviews  |     Share Make an offer

BT87H1KW-18 - Si-tex Echonautics BT87H1KW-18 1kW 130-210kHz High CHIRP 18d Tilted Element Bronze TH

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$722.18  $974.94
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Product Overview

Echonautics BT87H1KW 130-210kHz 1kW High CHIRP 18 deg Tilted Element

Model: BT87H1KW-18
  • Superior shallow-water performance and bottom detail

The Echonautics BT87H1kW is a low-profile thru hull CHIRP transducer designed to minimize drag and to perform at high speeds.

Thanks to the narrow beamwidth, it is excellent for pinpointing fish holding tight to reefs, wrecks, and other structures.

Specifications
Function
Depth and Temperature
FrequencyCHIRP 130 - 210 kHz
Tilt/deadrise18 deg tilted version: for 16 deg to 24 deg hull deadrise
MaterialBronze
RMS Power1 kW
Beamwidth13 deg to 8 deg @-3db
DepthMax 304 m (1,000 ft)
Temp. sensorNTC
Acoustic windowUrethane
Cable length9 m (30 ft)
Hole diameter87.6 mm (3.45 in)


Expert Overview

The SI-TEX Echonautics BT87H1KW-18 is a thru-hull CHIRP transducer designed for marine applications requiring detailed depth and temperature data. Operating at a high CHIRP frequency range of 130-210 kHz, this 1 kW unit provides enhanced shallow-water performance and improved bottom detail. Its 18-degree tilted element is suitable for hulls with a deadrise between 16 and 24 degrees, ensuring proper beam alignment. The bronze construction offers durability for thru-hull mounting. With a narrow beamwidth ranging from 13 to 8 degrees, the BT87H1KW-18 is effective for identifying fish near structures such as reefs and wrecks. It includes a 9-meter cable and an NTC temperature sensor, supporting depths up to 304 meters. This transducer is intended for professional and commercial users who require precise underwater imaging and reliable data acquisition.

Product Details

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  • SI-TEX
  • BT87H1KW-18
  • 010407340296
  • New
  • 7.8 lbs
  • 5 X 5 X 5
  • Today - Sep 20, 2026
  • Aug 06, 2026
Product Identifiers: Brand: Si-tex • Part #: BT87H1KW-18 • UPC: 010407340296 • Category: Fishfinders

Frequently Asked Questions

What hull deadrise is this transducer compatible with?

The 18-degree tilted element version of this transducer is designed for hulls with a deadrise between 16 degrees and 24 degrees.

What functions does the Echonautics BT87H1KW-18 provide?

This transducer provides both depth and temperature sensing capabilities, utilizing CHIRP technology for detailed underwater imaging.

What is the maximum depth this transducer can read?

The Echonautics BT87H1KW-18 is specified to provide depth readings up to a maximum of 304 meters (1,000 feet).

What is the material of the transducer body?

The transducer body is constructed from bronze, suitable for thru-hull installation in marine environments.

BT87H1KW-18 - Si-tex Echonautics BT87H1KW-18 1kW 130-210kHz High CHIRP 18d Tilted Element Bronze TH

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$722.18