Efest IMR21700 battery - maximum 30A current output (flat top)

1 pcs., 21700, 3700 mAh
CHF41.77/1pcs.
Ratings
Delivered between Wed, 11.6. and Thu, 12.6.
Only 2 items in stock at third-party supplier
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Product details

Designed for power tools, garden tools and high current draw applications.
This high current cell is equipped with a load of max 30A constant and pulse load up to 55A.
Efest IMR 21700 3700mAh 30A discharge current constant lithium-ion battery.
The cell has been encased by Efest with a durable heat shrink tubing to ensure more safety in use.
Best suitable for industry, model making, battery carrier, etc.
Due to more and more applications, the 21700 battery size is becoming a very popular cell and is already replacing 18650 batteries in many areas as intendedCapacity3700mAhMinimum Capacity3630mAhNominal Voltage3.6V - 3.7VCharging Voltage4.2V ± 0.05Discharging Voltage2.5Vmax. Discharge current (constant)30Amax. discharge current (pulse)55ASprotection electronics BMSnonePluspolflat (Flat Top)Diameter21.35 mm ± 0.15 mmHeight70.3 mm ± 0.2 mmWeight70g ± 1 gCharge methodCC-CVSafety instructions:Lithium cells may only be operated with protection electronics!
Please note that lithium cells may only be used by authorized personnel.
Incorrect handling or short-circuiting may result in fire or explosion.Other features:Lithium-ion batteries are thermally stable and are not subject to memory effect.
They work on the basis of lithium and are characterized by a high energy density.Scope of delivery:1x battery Efest IMR21700 - 3700mAh, lithium-ion batteryTechnical data for "Efest IMR21700 - 3700mAh, Li-ion battery, 3.6V - 3.7V 30A "Charging current normal/charging duration0.xx - 2Amax. Charging current/duration at 4Aup to 4A/2.5hOperating temperature charging0 °C - 45 °COperating temperature discharging-20 °C - 60 °C
Notes:For charging Lithium Ion batteries a special charger is required, which charges the batteries according to a special charging procedure.

Key specifications

Items per sales unit
1 pcs.
Battery type
Li-ion
Voltage
3.70 V
Item number
12823732

General information

Manufacturer
Efest
Category
Batteries
Manufacturer no.
EPIMR21700-3700-OB
Release date
29.2.2020

Battery properties

Battery size
21700
Voltage
3.70 V
Battery type
Li-ion
Battery capacity
3700 mAh
Rechargeable
Rechargeable

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Items per sales unit
1 pcs.

Product dimensions

Height
70.30 mm
Diameter
21.35 mm
Weight
70 g

30-day right of return if unopened

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Batteries» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • Efest
    Not enough data
  • 1.AccuCell
    0 %
  • 1.Bonai
    0 %
  • 1.Camelion
    0 %
  • 1.Digitec
    0 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Efest
    Not enough data
  • 1.Ansmann
    0 days
  • 1.Camelion
    0 days
  • 1.Duracell
    0 days
  • 1.Energizer
    0 days

Return rate

How often is a product of this brand in the «Batteries» category returned?

Source: Digitec Galaxus
  • Efest
    Not enough data
  • 1.Blaupunkt
    0 %
  • 1.HW
    0 %
  • 1.Murata
    0 %
  • 1.Paradies
    0 %
Source: Digitec Galaxus