00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics Bronze Low-Profile Thru-Hull Medium Frequency #BT87M1KW-12
$952.99
$1,143.59
Echonautics BT87M1KW-12 TransducersBronze Low-Profile Thru-Hull Medium-Frequency CHIRP Transducer - 1kW, 12° Tilt, 85-135kHzEchonautics presents a range of powerful transducers from Dual Frequency CW to Low/Medium/High CHIRP and digital sensors, with excellent value for money. Technical Specifications:
Frequency - 85-135kHz
1kW
Mounting Style - Thru-Hull
Material - Bronze
12° Tilt
Normalized SKU: BT87M1KW12
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics Bronze Low-Profile Thru-Hull Medium Frequency #BT87M1KW-18
$947.19
$1,146.98
Echonautics BT87M1KW-18 TransducersBronze Low-Profile Thru-Hull Medium-Frequency CHIRP Transducer - 1kW, 18° Tilt, 85-135kHzEchonautics presents a range of powerful transducers from Dual Frequency CW to Low/Medium/High CHIRP and digital sensors, with excellent value for money. Technical Specifications:
Frequency - 85-135kHz
1kW
Mounting Style - Thru-Hull
Material - Bronze
18° Tilt
Normalized SKU: BT87M1KW18UPC Code: 010407340272
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics Bronze Stem Thru-Hull CW Dual Frequency #CB101D600CW
$245.71
$312.07
Download LiteratureEchonautics CB101D600CW TransducersBronze Stem Thru-Hull CW Dual Frequency Transducer - 600W, 50/200kHzEchonautics presents a range of power transducers such as Dual Frequency CW with excellent value for money.Specifications:
Bronze
50/200kHz
600W
Dual Frequency Transducer
Normalized SKU: CB101D600CWEchonautics CB101D600CW Literature Download Quick Reference Guide
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics Bronze Stem Thru-Hull High Frequency #CB131H600
$588.95
$735.08
Echonautics CB131H600 TransducersBronze Stem Thru-Hull High-Frequency CHIRP Transducer - 600W & 130 - 210kHzEchonautics presents a range of powerful transducers from Dual Frequency CW to Low/Medium/High CHIRP and digital sensors, with excellent value for money. Technical Specifications:
Frequency 130-210kHz
600W
Mounting Style - Thru-Hull
Bronze Stem
Normalized SKU: CB131H600UPC Code: 010407340029
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics Bronze Stem Thru-Hull High Frequency Chirp #CB131H1KW
$825.60
$999.75
Echonautics CB131H1KW TransducersBronze Stem Thru-Hull High-Frequency CHIRP Transducer - 1kW & 130 - 210kHzEchonautics presents a range of powerful transducers from Dual Frequency CW to Low/Medium/High CHIRP and digital sensors, with excellent value for money. Technical Specifications:
Frequency 130-210kHz
1kW
Mounting Style - Thru-Hull
Bronze Stem
Normalized SKU: CB131H1KW
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics Bronze Stem Thru-Hull Medium Frequency #CB131M1KW
$952.99
$1,143.59
Echonautics CB131M1KW TransducersBronze Stem Thru-Hull Medium Frequency CHIRP Transducer - 1kW & 85 - 135kHzEchonautics presents a range of powerful transducers from Dual Frequency CW to Low/Medium/High CHIRP and digital sensors, with excellent value for money. Technical Specifications:
Frequency 85-135kHz
1kW
Mounting Style - Thru-Hull
Bronze Stem
Normalized SKU: CB131M1KWUPC Code: 010407340036
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics Bronze Stem Thru-Hull Medium Frequency #CB131MA600
$675.34
$817.80
Echonautics CB131MA600 TransducersBronze Stem Thru-Hull Medium Frequency CHIRP Transducer - 600W & 80-130kHzEchonautics presents a range of powerful transducers from Dual Frequency CW to Low/Medium/High CHIRP and digital sensors, with excellent value for money. Technical Specifications:
Frequency 80-130kHz
600W
Mounting Style - Thru-Hull
Bronze Stem
Normalized SKU: CB131MA600UPC Code: 010407340333
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics BT70D600-12 600w 50/200kHz 12d Tilted Element Bronze TH #BT70D600-12
$263.57
$334.76
Echonautics BT70D600-12 TransducersExchonautics BT70D600 50/200kHz Bronze Thru-Hull with 12 degree Tilted ElementModel: BT70D600-12Get target detail in shallow water and good deep-water botoom tracking.this series is designed to minimiz drag and to perform at high speeds.Specifications
Function
Depth and temperature
Frequency
50/200kHz
Mount type
Thru-hull
Tilt/deadrise
12° tilte for 8° to 15° hull deadrises
Material
Bronze
RMS Power
600 watts
Beamwidth
42° / 11° -3db
Depth
Max@50kHz = 1200ftMax at 200kHz = 700ft
Temp sensor
NTC
Acoustic window
Urethane
Weight
54oz
Cable length
27ft
Hole diameter
2.38"
Normalized SKU: BT70D60012UPC Code: 010407340241
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics fairing Block for CB101 Transducer #K10TDD001A
$83.22
$103.30
Echonautics K10TDD001A TransducersEchonautics fairing Block for CB101 Transducer #K10TDD001ANormalized SKU: K10TDD001AUPC Code: 010407350011
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics Low-Profile Thru-Hull CW Dual Frequency #BT70D600CW-00
$263.57
$334.76
Download LiteratureEchonautics BT70D600CW-00 TransducersLow-Profile Thru-Hull CW Dual-Frequency Transducer - 600W, 0° Tilt, 50/200kHzEchonautics presents a range of powerful transducers from Dual Frequency CW to Low/Medium/High CHIRP and digital sensors, with excellent value for money. Technical Specifications:
Frequency - 50/200kHz
600W
Mounting Style - Thru-Hull
Material - Bronze
0° Tilt
Normalized SKU: BT70D600CW00UPC Code: 010407340104Echonautics BT70D600CW-00 Literature Download Product Brochure
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics Low-Profile Thru-Hull CW Dual Frequency #BT70D600CW-12
$263.57
$334.76
Download LiteratureEchonautics BT70D600CW-12 TransducersLow-Profile Thru-Hull CW Dual-Frequency Transducer - 600W, 12° Tilt, 50/200kHzEchonautics presents a range of powerful transducers from Dual Frequency CW to Low/Medium/High CHIRP and digital sensors, with excellent value for money. Technical Specifications:
Frequency - 50/200kHz
600W
Mounting Style - Thru-Hull
Material - Bronze
12° Tilt
Normalized SKU: BT70D600CW12UPC Code: 010407340241Echonautics BT70D600CW-12 Literature Download Product Brochure
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics Low-Profile Thru-Hull CW Dual Frequency #BT70D600CW-18
$263.57
$334.76
Download LiteratureEchonautics BT70D600CW-18 TransducersLow-Profile Thru-Hull CW Dual-Frequency Transducer - 600W, 18° Tilt, 50/200kHzEchonautics presents a range of powerful transducers from Dual Frequency CW to Low/Medium/High CHIRP and digital sensors, with excellent value for money. Technical Specifications:
Frequency - 50/200kHz
600W
Mounting Style - Thru-Hull
Material - Bronze
18° Tilt
Normalized SKU: BT70D600CW18UPC Code: 010407340258Echonautics BT70D600CW-18 Literature Download Product Brochure
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics ST180 1kw Thru-Hull SS Transducer #ST180D1KWCW
$778.62
$942.87
Echonautics ST180D1KWCW TransducersST180D 1kW Thru-Hull Stainless Steel Transducer - 50/200kHzThe Echonautics ST180D is a low-profile, high-frequency CHIRP thru-hull transducer, ideal for enhancing the sonar capabilities of a boat. It is designed to provide detailed imaging and excellent fish-finding performance in freshwater and saltwater. Specifications:
1kW
50/200kHz
Stainless Steel
Thru-Hull Transducer
Normalized SKU: ST180D1KWCWUPC Code: 010407360010
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonautics Thru-Hull Stainless Steel Transducer 50/200 kHz #ST1801KW
$778.62
$942.87
Echonautics ST1801KW TransducersST1801kW Thru-Hull Stainless Steel Transducer - 50/200 kHzFeatures:
Type - CW Dual
Frequency - 50/200 kHz
Power - 1kW
Tilt - 0 degree
Housing - Stainless Steel
Thread Diameter - 30mm/1.18"
Normalized SKU: ST1801KWUPC Code: 010407360010
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Echonautics
Echonuatics Bronze Low-Profile Thru-Hull Medium Frequency #BT70MA600-00
$588.95
$735.08
Download LiteratureEchonautics BT70MA600-00 TransducersBronze Low-Profile Thru-Hull Medium-Frequency CHIRP Transducer - 600W, 0° Tilt, 80-130kHzEchonautics presents a range of powerful transducers from Dual Frequency CW to Low/Medium/High CHIRP and digital sensors, with excellent value for money. Technical Specifications:
Frequency - 80-130kHz
600W
Mounting Style - Thru-Hull
Material - Bronze
0° Tilt
Normalized SKU: BT70MA60000Echonautics BT70MA600-00 Literature Download Product Brochure
Frequently Asked Questions
First Choice Marine is an online marine retailer carrying a diverse line of marine parts and accessories and related items from industry-respected and demanded manufacturers and suppliers. Through our diverse distributor network, we are able to access over 150,000 items, including our current site inventory, new products being added, and special order items. If you need it on your boat... we are your one-stop shop!
Yes, we offer FREE Shipping on most orders over $149 to US-48*.
Each product displays a shipping status message, just above the item price. Below is the meaning for each of these codes.
- Qualifies for Free Shipping: This item qualifies for free shipping when the order is $149+
- Qualifies for Free Ground Shipping: This item qualifies for free ground shipping when the order is $149+.
- Oversized - Not Qualified for Free Shipping: This item is too large/heavy to qualify for free shipping
- Hazardous Item - Not Qualified for Free Shipping: This item is hazardous and does not qualify for free shipping
- Truck Freight - Not Qualified for Free Shipping: This item has to be shipped via truck freight. Please contact us for a quote
- In-Store Pickup Only: This item can only be picked up in our Grain Valley, MO retail store
Below the price of the item, on the product page, there is a message indicating the availability of the product.
The quantity on hand is updated as inventory events happen and matches what we have available. If you have urgent needs and we are close to what you need, contact us, and we can confirm stock.
We offer a hassle-free return policy. If you're not completely satisfied with your purchase, you can return it within 30 days for a full refund or exchange.
If you need to return an item, please follow the guidelines here so we can process a prompt refund and assist you in finding the correct item.
Free Shipping
On most orders $149+ to the continental 48 US states.Secure Shopping
Fast, secure checkout with a variety of payment methods.Shop with confidence
25+ years serving the marine industry.Support center
Need help? Contact us via live chat, phone, or email.