About Payment 
 Shipping & Cost
 Battery SDS
 Battery Terminology
 Battery Knowledge
Privacy Policy
 Export restrictions


Shopper Award
Security Verified Seal

Primary Lithium thionyl chloride Battery 1/2AA Size 3.6V 1200 mAh (ER14250, non-Rechargeable, 4.32Wh, 50mA rate) - UN 38.3 Passed

With Tabs (Y)
Your Price: From $2.40 to $3.95

Product Options

Tab Option:



Battery 1/2 AA lithium-thionyl chloride (Li-SOCl2) technology
Nominal capacity
  • 1200 mAh @ 0.5mA +20'C 2.0V cut-off.
  • Capacity may vary based on test condition of current drain, temperature, cut off voltage
Open Circuit Voltage 3.66V  (at +20C +68F)
Nominal Voltage 3.6V  (at 1mA +20C +68F)
Max Discharge Rate
  • 50mA (Continuous rate, Recommended)
  • 100mA (Impulse rate < 5 sec, Not Recommended)
Storage Temperature +30C +86 F max (recommended)
Operating Temperature -55C / +85C
  • Can replace 1/2AA size batteries
    • Tadiran TL-5902, TL-2150, TL-5151, TL-5902, TL-5101, TL-5111
    • Saft LS-14250, LS-14250c
    • Toshiba ER3v
    • Sonnenschein SL-350/S, SL-750/S, SL-150/S
    • pmd 14250, sx 14250, tt 14250, AMD 14250, tx 14250, ca 14250, alpha 14250, km 14250, BM 14250, IP 14250, ex 14250, qm 14250, gx 14250, ww 14250, dx 14250, sm 14250, bk 14250
Dimensions(DxH) 14.5mm (0.55") x 25.25mm (1")
Weight 12g (0.4oz)

Please download the Specification here


  • General purpose
  • Camera, Electronic cells; medical equipment; military; Aerospace; telecommunications; water; Electricity meter, backup power for circuit board
  • LED lighting applications
  • Others.


  • Don't solder or add tabs by yourself
  • Don't connect this battery in parallel
  • Don't connect this battery more than 2 cells in series. ( 2 cells maximum in series)
  • Do not over-discharge this battery as it might cost fire hazard when use with device.
  • Never leave device on when it is not used, which may cause battery over-discharged.
  • This is non-rechargeable battery, please don't charged it. 
  • The storage area should be clean, cool (not exceeding +30 Deg C ), dry and ventilated
  • If the battery voltage is lower than your need, please consult BatterySpace.com.
  • This is not high drain battery, please don't use it for application with discharging current > 100mA
  • igher discharge (>100mA) rate applied will damage the cell. Batteryspace is not responsible for any damage cause by misunderstanding and misuse!
  • For safety warning, please click here to view.
  • No return and No warranty due to consumable products.

Related Products

Product Reviews

(4 Ratings, 4 Reviews) Average Rating:
Good quality batteries.
Christopher Ford (Essex Jct, VT) 10/29/2013 4:56 PM
easy to search and find what I want. Good quality batteries.
website was simple and easy to order from
mforester (Dallas, TX ) 6/29/2012 1:37 PM
The website was simple and easy to order from. It was one of the few websites that had the product I needed.
Good batteries at a great price. Fast delivery.
cjfordvt (Essex Jct, VT ) 6/28/2012 3:43 PM
Good batteries at a great price. Fast delivery.
Excellent. delivered as promised.
haroldkong (Buena Park, CA) 6/6/2012 3:51 PM
Excellent. delivered as promised.
What to consider when designing Lithium Batteries?
Bluetooth Technology for Lithium-ion/LiFePO4 Batteries
UN 38.3 Safety Test

We own a national standard UN38.3 testing lab. We can provide UN38.3 test service to our customer.

If you want to set up your own lab, we also provide UN38.3 & IEC62133 equipments and onsite training. Email us for the quote and lead time.
Lithium Battery Shipping Regulation
Recommendations on How to get ≤30% Rated Capacity for Shipping
Thermal Abuse Test for IEC62133
Mailing Lists