7.2V 250H Nickel Metal Hydride Rechargeable Battery of 280mAh

Price Negotiable
Price: Price Negotiable
MOQ: 500 PCS
Delivery Time: 10-25 days
Brand: TAC
Product Description

7.2V 250H Nickel Metal Hydride Rechargeable Battery of 280mAh

  1. Nominal Voltage is 7.2V and the rated capacity is 280mAh
  2. The max dimension: D:25.2mm±0.3mm, H:46.6mm±1mm

Model

Voltage

Capacity

Recommended

Trickle Charge Current

Nominal

Charge Current

Normal

Charging Time

Nominal

Discharge Current

Weight

250H6A

7.2V

280mAh

8.4~14mA

28mA

14~16h

56mA

70 g

 

Pictures:

 

 

  1. CELL AND TYPE
    1. Cell  : Sealed Ni-MH Button Cell
    2. Type  : Button type

 

  1. RATINGS
    1. Nominal voltage   :  7.2V
    2. Nominal capacity  :  280mAh
    3. Typical weight    :  70g
    4. Standard charge   :  28mA×14hours
    5. Rapid charge     :  56mA×6hours

Trickle current    :  8.4mA

  1. Discharge cut-off voltage: 6.0V
  2. Temperature range for operation (Humidity: Max.85%)

      Standard charge       0 ~ +45℃

      Rapid charge       +10 ~ +45℃

      Trickle charge        0 ~ +45℃

      Discharge          -10 ~ +45℃

3.8  Temperature range for storage    (Humidity: Max.85%)

     Within 2 years         -20 ~ +35℃

     Within 6 months        -20 ~ +45℃

     Within a month         -20 ~ +45℃

     Within a week          -20 ~ +55℃

 

  1. ASSEMBLY & DIMENSIONS

 Per attached drawing

 

  1. PERFORMANCE
    1. TEST CONDITIONS

The test is carried out with new batteries (within a month after delivery)

ambient conditions

    Temperature:  +25 ± 5℃

Humidity:     60 ± 20%

Note 1

    Standard charge     :  28mA×14hours

    Standard discharge   :  56mA to 6.0V

 

  1. TEST METHOD & PERFORMANCE

Test

Unit

Specification

Conditions

Remarks

Capacity

mAh

≥280

Standard

Charge/discharge

Up to 3 cycles

Are allowed

Open Circuit

Voltage (OCV)

Voltage

(V)

≥7.8

After 1 hour standard

Charge

 

Internal

Impedance

mΩ/cell

≤800

Upon fully charge

(1KHz)

 

High rate

Discharge (140 mA)

Minute

≥60

Standard charge

Before discharge

 

Discharge

Current

mA

140

Maximum continuous

Discharge current

 

Over charge

 

No leakage

Not explosion

8.4mA charge

one year

 

Charge

Retention

mAh

224

Standard charge;

Storage: 28 days;

Standard discharge

 

Cycle Life

Cycle

≥400

IEC/CEI61951-2:2001. 4.4

 

Leakage

 

No leakage nor

Deformation

Fully charge at 28mA,

Stand 14 days

 

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guang Zhou Sunland New Energy Technology Co., Ltd.
Location No.27 BOWANG Street ,Nan Cun Town, Panyu, Guangzhou, GD,China
Contact Person Alice

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