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Optima 8042-140 Blue Top Group 27 Deep Cycle D27M Marine

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Optima 8042-140 Blue Top Group 27 Deep Cycle D27M Marine

Original price was: $369.99.Current price is: $87.34.

The Optima 8042-140 Blue Top Group 27 D27M Marine Battery delivers premium deep cycle power with exceptional starting performance. Perfect for boats, RVs, and marine equipment requiring long-lasting, reliable energy.

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  • Part numberMatch the complete number, including letters and suffixes.
  • Electrical specificationConfirm voltage, chemistry and charging requirements.
  • Physical fitCompare dimensions, connector, polarity and terminal position.
SKU
Optima 8042-140
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Category

Description

Optima 8042-140 Blue Top D27M Marine Deep Cycle Battery

The Optima 8042-140 Blue Top Group 27 D27M is a powerful dual-purpose marine battery designed for both starting and deep cycle applications. Known for its unmatched durability, fast recharging, and spill-proof design, this battery is ideal for demanding marine environments.

Key Features & Benefits

  • Dual Purpose: Reliable starting and deep cycle capability for marine and RV use.
  • SpiralCell Technology: Provides clean, strong power and superior vibration resistance.
  • Maintenance-Free: Sealed and spill-proof AGM design requires no upkeep.
  • Longer Life: Up to 3 times longer lifespan compared to conventional marine batteries.
  • Fast Recharge: Charges quicker for less downtime on the water.

Specifications

  • Model: Optima 8042-140 / D27M
  • Voltage: 12 Volt
  • Group Size: 27
  • Cold Cranking Amps (CCA): 800
  • Reserve Capacity: 140 minutes
  • Dimensions: 12.06″ L x 6.81″ W x 8.88″ H
  • Weight: 54 lbs
  • Type: AGM (Absorbent Glass Mat), maintenance-free
  • Warranty: Manufacturer limited warranty

Applications

This Optima Blue Top battery is perfect for:

  • Boats and marine equipment
  • RVs and campers
  • Trolling motors
  • On-board electronics
  • Recreational vehicles needing dual-purpose performance

marine and deep cycle batteries. With secure checkout, fast shipping, and expert support, we make sure you get the right battery for your needs.

Order your Optima 8042-140 Blue Top Group 27 D27M Marine Battery today and experience powerful, reliable performance on the water.

Additional information

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Product Name + Part Number

Optima 8042-140 Blue Top Group 27 Deep Cycle D27M Marine

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Ordering guidance

A reliable replacement starts with an exact match

Similar-looking batteries and accessories can use different voltage, chemistry, connectors or polarity. Verify the label and physical fit before purchase.

View the battery matching guide
Is matching the voltage enough?

No. Chemistry, dimensions, connector type, polarity, terminal position and charging requirements must also match.

Which number should I compare?

Use the complete model or part number printed on the original item. Include every prefix, suffix, dash and revision where shown.

What if my device model is not listed?

Do not assume compatibility from appearance alone. Compare the original part number and specifications or confirm the requirements in the device documentation.

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