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Double Tech 6-DZM-20 Replacement Battery, 12V / 21Ah

BBM Battery Canada

Regular price $129.95 CAD

This deep cycle VRLA battery delivers 12V/21AH of power. Manufactured for Superior performance, this battery is rugged and durable. Supplied with High Impact resistant ABS plastic case and cover and M5 (Insert Terminals) : this battery will get the job done


Battery operated lawn mower, Golf cart, Golf Caddy , E-scooter 6-DZM-20, Car booster battery pack


Battery Attributes:
Amp H :  21.0
Voltage  :12.0 V
Chemistry :  Lead Acid
Terminal Type :Threaded Insert Terminals


Operation Specifications:
Internal Resistance mOhm(@full charge)           8 milliohms
Energy Density (20-hr. rate)                               1.72 W-h/in3 (105.12 W-h/l)
Specific Energy (20-hr. rate)]                              16.49 W-h/lb (36.36 W-h/kg)

Shelf Life (% of nominal capacity at 68°F (20°C):

  • 1 Month 97%
  • 3 Months 91%
  • 6 Months 83%


Operating Temperature Range:

Charge                 -4°F (-20°C) to 122°F (50°C)
Discharge           -40°F (-40°C) to 140°F (60°C)


For use with: Deep cycle applications

Includes:  One new battery, a direct replacement for the Double Tech 6-DZM-20 with screws

PSC-124000ACX Charger by Power-Sonic - for 12V Batteries from 14AH - 55AH