SKU: 33682535485

Blue Sea 1839 M2 OLED Tank Monitor [1839]

Sale price$142.65 Regular price$158.50
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Ships within 48 hours · Estimated delivery Jul 11 - Jul 16

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Description

Blue Sea 1839 M2 OLED Tank Monitor [1839]M2 OLED Tank Monitor The M2 Organic LED Digital Monitor measures essential electrical system parameters with adjustable alarms and an auto dimming display. The M2 Monitors include a MOSFET External Circuit Relay (ECR) which can be used to control external circuits based on any value measured by the M2. Features: Auto dimming, bright Organic LED display is easy to read 80dB alarm on all models Isolated 500mA MOSFET relay Includes external DC Shunt or

M2 OLED Tank Monitor

The M2 Organic LED Digital Monitor measures essential electrical system parameters with adjustable alarms and an auto-dimming display. The M2 Monitors include a MOSFET External Circuit Relay (ECR) which can be used to control external circuits based on any value measured by the M2.

Features:

  • Auto-dimming, bright Organic LED display is easy to read
  • 80dB alarm on all models
  • Isolated 500mA MOSFET relay
  • Includes external DC Shunt or AC Current Transformer when required
  • Intuitive tank level monitoring
  • Monitor up to 4 tanks
  • Auto calibration for unique tank shapes
  • Compatible with common sending units


Specifications:
  • Meter: Tank
  • Function: Monitors tank volume in up to 4 tanks
  • Resolution: 1%
  • Display Size: 55mm x 28mm
  • Input Voltage: 7-70V DC - Variable with voltage, display intensity, and sleep mode
  • Range: 0.3W-1.0W
  • Tank Alarms: 80dB
  • Tank Shapes: Custom shapes, auto calibration
  • Weight: 0.25lb (0.11 kg)

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 reproductive harm. For more information go to P65Warnings.ca.gov.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 33682535485

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Sara Lynott
Waukegan, US
★★★★★ 5
Great book for Halloween and fart loving kids
Format: Paperback
A classic in my house. With two boys of course monster farts are so funny. My youngest who loves books was looking at it the other day and making fart sounds at each picture, that’s a win in this moms book.
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Reviewed in the United States on September 8, 2025
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makenna inman
Los Angeles, US
★★★★★ 5
funny
Format: Paperback
cute funny book, i do wish it was sent in a box instead of the bubble mailer because it was all bent when i got it :(
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Reviewed in the United States on September 25, 2025
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Alicia Silberman
Waukegan, US
★★★★★ 5
Really Cute Book
Format: Paperback
This book had my six year old giggling. It’s a good purchase.
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Reviewed in the United States on November 20, 2024
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Becky
Louisville, US
★★★★★ 5
Funny Stuff!
Format: Paperback
Who doesn't love a good fart joke??? This was very cute and had the grandbabies cracking up. They are 3 and 6. The 6 year old could help me read it.
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Reviewed in the United States on November 1, 2023
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Boise, US
★★★★★ 4
Funny
Format: Paperback
Cute book grandson enjoyed
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Reviewed in the United States on December 21, 2025

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