7638900422962

Battery, Zero Mercury, 1.55 V, SR44, Silver Oxide, 138 mAh, Pressure Contact, 2

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: ENERGIZER
Product type: Batteries - Non-Rechargeable
SVHC: No SVHC (27-Jun-2024)
Weight: 2.3g
Pack Quantity: 2
Product Range: -
Battery Voltage: 1.55V
External Height: 5.4mm
Battery Capacity: 138mAh
Battery IEC Code: SR1154
Battery NEDA Code: 1131SO
Battery Size Code: SR44
Battery Terminals: Pressure Contact
External Diameter: 11.6mm
Battery Technology: Silver Oxide

Delivery and price
Units per pack	50
Price	4.39 €
Current stock	10+
Lead time	30 days

Datasheet

## PRODUCT DATASHEET __—««, 

## ENERGIZER 357/303 

## **SILVER OXIDE** pe 

## **Specifications** 

## **Industry Standard Dimensions** 

mm (inches) 

**Chemical System:** Silver Oxide (Zn/Ag2O) **Designation:** ANSI-1131SO, IEC-SR44 **Nominal Voltage:** 1.55 Volts **Typical Capacity:** 138 mAh* (to 1.2 volts) **Capacity Test:** 6.8K ohm continuous drain at 21°C **Typical Weight:** 2.3 grams (0.08 oz.) **Typical Volume:** 0.57 cubic centimeters (0.035 cubic inch) **Impedance (40 Hz):** 2 to 8 ohms 

* Varies according to the applied load, temperature, and cutoff voltage. 

## **Cross Section** 

DESIGNED FOR USE ON CONTINUOUS LOW DRAIN HIGH PULSE ON DEMAND 

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Anode Cap<br>Gel Anode<br>Gasket<br>Can<br>Separator<br>Cathode<br>**----- End of picture text -----**<br>


## **Typical Discharge Characteristics** 

Typical Performance at 21°C (70°F) 

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Schedule:  Continuous<br>Typical Drain @1.37V:<br>0.201 milliamperes<br>Load: 6.8K ohm<br>1.7<br>1.6<br>1.5<br>1.4<br>1.3<br>1.2<br>1.1<br>1.0<br>0 200 400 600 800 1000<br>Service, Hours<br>Voltage, CCV<br>**----- End of picture text -----**<br>


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Schedule Typical Drains Load Cutoff<br>at 1.37V  1.2V<br>(milliamperes) (ohm) (hours)<br>Continuous 0.201 6.8K 685<br>**----- End of picture text -----**<br>


## **Temperature Characteristics** 

Typical Performance at Low Discharge Rates 

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Service Effects<br>125<br>100<br>75<br>50<br>25<br>0<br>-20 0 20 40<br>Temperature (C)<br>Storage Effects<br>100<br>0°C<br>90<br>20°C<br>80<br>70<br>40°C<br>60<br>0 2 4 6 8 10 12<br>Storage Time (yrs)<br>Service (%)<br>Service (%)<br>**----- End of picture text -----**<br>


## **Important Notice** 

This datasheet contains typical information specific to products manufactured at the time of its publication. 

**Contents herein do not constitute a warranty and are for refrence only.** 

Page 1 of 1 

Form No.357/303GL0719

Updated at April 27, 2026

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