Best in 7 days
![Blue Sea 1820 Submersible Temperature Sensor [1820]](https://cdn.shopify.com/s/files/1/0405/8454/4408/products/38072XL.jpg?v=1591244721)
Pay in installments of $4.50 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Blue Sea 1820 Submersible Temperature Sensor [1820]1820 Submersible Temperature Sensor Features: General temperature sensor designed to work for most applications. Easy double sided tape installation Fully Submersible (IP68) Wires connect in either orderWorks will all Blue Sea Systems devices that require a temperature sensor WARNING: This product can expose you to chemicals including di(2 ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
Discover Niche Categories That Outsell
Top-Converting Item to Boost Your Average Order
Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
![Polyform Fender Cover f/A-4 Fender - Black [EFC-A4 BLACK]](https://cdn.shopify.com/s/files/1/0405/8454/4408/products/37791XL.jpg?v=1591244522)
4.6 ★★★★★
Based on 1967 reviews
Sort
Product Reviews
★★★★★ 5
Great buy
Color: Black
Exactly what I needed to separate business and personal space! Very sturdy and looks nice not cheap! You really get your moneys worth!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 15, 2026
★★★★★ 5
Totally opaque....light doesn't penitrate through
Color: Black
Perfect fit in both width and height!!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 26, 2026
★★★★★ 5
Sturdy
Color: Black
Affordable and sturdy
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2026
★★★★★ 5
Love my socks!
They fit perfect!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 19, 2026
★★★★★ 1
Too large. Correct size not depicted.
SIZE 10-14... Too large. Product details says "Regular" size. Returning.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 16, 2026
