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MK

MK DC24 12V 85AH Lead Acid Battery - Deep Cycle

The MK Deka DC24 is a 12 V Group 24 flooded deep-cycle battery rated 75 Ah at the 20-hour rate. Its U post and 5/16 in studs suit a marine or renewable bank, not a sealed scooter pack.

Battery voltage
12 V
Battery capacity
75 Ah at the 20-hour rate
Battery group
Group 24
Battery terminal
U, offset SAE post and 5/​16 in studs
Product weight
45.5 lb20.6 kg
Sold as
One battery
Quote only

Priced by quote: your written quote confirms current pricing, options and availability.

What is included?

One DC24 battery with its moulded handle and the wing nuts on the studs. No charger, cables or second battery is in the box.

  • Delivery and setup Across Toronto and the GTA: we set it up, show you how it works and service it at home or in our shop. Call (905) 798-1853
  • Safe checkout VISA Visa or Mastercard online, or pay in store when you visit us.
SKU
DC24
Brand
MK
Category
Batteries
Barcode DC24 DC24

Description

The MK Deka DC24 is a 12 V Group 24 flooded deep-cycle battery, 75 Ah at the 20-hour rate, for a boat's house bank or a renewable system.

What does it do and how does it work?

  • Stores 75 Ah at the 20-hour rate and holds 135 minutes of reserve at a 25 A load.
  • Rates 525 cold cranking amps and 645 marine cranking amps.
  • U terminal: an offset SAE post and vertical 5/16 in studs with wing nuts; a moulded handle.

Who is it for, and who should choose something else?

  • For a ventilated Group 24 tray on a boat, in an RV or in a renewable bank.
  • Not for a scooter, power chair or stairlift: those need sealed AGM or gel batteries.

Will it fit?

  • Case: 10.75 x 6.75 x 9.38 in (273 x 171 x 238 mm).
  • A Group 24 hold-down fits the case.
  • Check that the cable lugs reach the 5/16 in studs. The wing nuts come with the battery.

Using it day to day

  • Charge on a flooded lead-acid profile: 14.70 V absorption, 14.10 V float and 15.30 V equalize at 77 F (25 C).
  • Hold absorption or equalization 4 to 12 hours; bulk current at or below 22.5 A.
  • Recharge after each use and keep it charged between trips.

What does it work with, and what are its limits?

  • A flooded cell releases gas while it charges, so the compartment must be ventilated. Never seal it in a container.

How does it compare?

The DC27 is the same flooded line at 90 Ah in a longer Group 27 case. For a sealed compartment, see the AGM and gel ranges.

Frequently asked questions

Is the DC24 an AGM or gel battery?

Neither. It is flooded, so it vents gas and needs a ventilated compartment.

Can it replace the battery in my scooter or power chair?

No. Those use sealed AGM or gel batteries and a different charge profile.

Where does the old battery go?

Never in the garbage. Take it to a Toronto hazardous-waste depot or a Peel Community Recycling Centre.

Funding may help: see who may help pay. Our battery replacement service can check the old battery. Warranty terms are in the Warranty tab.

Specifications

Product weight
45.5 lb (20.6 kg), approximate
Installation
Ventilated compartment only; never in a sealed container
Disposal
Lead acid: never in household garbage. Toronto drop-off depot or Peel Community Recycling Centre
Battery capacity
75 Ah at the 20-hour rate
Battery voltage
12 V
Battery group
Group 24
Battery terminal
U: offset SAE post and 5/16 in studs with wing nuts
Sold as
One battery
Deep cycle
Yes, heavy-duty flooded deep cycle
Battery length
10.75 in (273 mm)
Battery width
6.75 in (171 mm)
Battery height
9.38 in (238 mm)
Battery charger
Flooded: absorption 14.70 V, float 14.10 V, equalize 15.30 V at 77 F (25 C)
Warranty
12 months free replacement; 3 months in full electric service
Product type
Marine and renewable-energy flooded deep-cycle battery
Chemistry
Flooded lead acid, hybrid construction, glass-mat separators

Figures from the manufacturer. Options and seat sizes can change them; we confirm yours before ordering.

Documents

Delivery and service

Delivery and setup

We deliver and set up equipment across Toronto and the GTA, and show you how everything works. Custom and special-order products can take longer; we confirm timing with you before delivery.

Service and repairs

Our technicians service what we sell, at home or in our shop.

Try before you buy

Visit a showroom in Etobicoke or Brampton to try products first, or book a free home assessment.

Warranty

Warranty details

East Penn Manufacturing warrants the DC24 deep cycle battery against failure from a defect in materials or workmanship from the date of sale, and replaces a failed battery with the same model free of charge during the free replacement period.

  • Free replacement period: 12 months, or 3 months in full electric service.
  • Covers the original purchaser only; a replacement battery carries the rest of the original period.
  • Keep the purchase invoice and bring it with the battery to the place of purchase.
  • Excludes batteries that are only discharged, removal and installation labour, batteries that are opened, frozen, neglected or abused, wrong electrolyte or additives, failures caused by a faulty electrical system, and incorrect installation or charging.

Questions about this product?

Talk to our team, try it in a showroom, or book a free home assessment. We help with sizing and funding.

Not sure where to start?

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