ER14250M 1/2 AA 3.6V
ER14250M 1/2 AA 3.6V Lithium Thionyl Chloride Battery – Spiral-type, High-Power, Long-Lasting Performance
ER14250M 1/2 AA 3.6V Lithium Thionyl Chloride Battery – Spiral-type, High-Power, Long-Lasting Performance
The ER14250M is a high-power, spiral-type 3.6V Lithium Thionyl Chloride (Li-SOCl2) battery, specifically engineered for applications that require high pulse current, long operating life, and superior reliability. This non-rechargeable lithium battery delivers a stable voltage output with a high energy density of 450Wh/kg, making it ideal for industrial, IoT, and critical electronic applications.
With a nominal capacity of 800mAh, the ER14250M provides consistent and long-lasting power, even in extreme environments ranging from -55°C to +80°C. It features a low self-discharge rate (<1% per year at 25°C), ensuring a 10+ year shelf life under optimal storage conditions.
This battery maintains excellent voltage stability under continuous and pulse discharge conditions by utilizing advanced lithium metal anode technology and a carbon-thionyl chloride cathode. It is certified with UN, CE, and UL safety standards and meets stringent industrial and transportation regulations.
Basic Parameters
| Subject | Parameters | Remark |
| Specification | 1/2AA | Spiral-type, stainless steel shell, fully sealed structure. |
| Nominal voltage | 3.6V | |
| Nominal capacity | 800mAh | 2mA, 25±3℃，cut-off at 2.0V |
| Max continuous discharge current | 100mA | |
| Max available pulse current | 200mA | |
| Operating temperature | -55℃~+80℃ | Elevated operating temperatures can cause reduced pulse capacity and low voltage readings. For temperatures exceeding +40℃ or falling below -20℃, consult SUNJ. |
| Dimension | φ14.5x25.5mm | Figure attached |
| Standard weight | About 10g | |
| Annual self-discharge rate | ≤1% | 25±3℃，RH 65±10% |
Available Terminations: ◆ S: Standard terminations ◆ T: Solder tabs ◆ P: Axial Pins ◆ Or special requirement(wire, connectors, etc)
Compatible Part Numbers: 1770-XZ, 3B26, 418-0076, 60-0576-100, 6135-99-770-2535, 6ES5-980-0MA11, 6ES59800MA11, 742-0011, 922-1262, ER3, ER3S, ER4, LS14250, LS3, T04/41, T04/51, TL-2150, TL-2150/S, TL-2151, TL-5101, TL-5112, TL-5151, TL-5151S, TL2150, TL2151, TL5101, TL5112, TL5151, TL5151S, VL1/2AA etc.
(Note： Compatibility is based on matching voltage, size, and performance. If used as a replacement or for installation considerations, please consult our technical consultants.)
Storage Guidelines: Store in a clean, dry, and well-ventilated area. Keep temperature below 20℃ (do not exceed 30℃).
Warnings:
1. Non-rechargeable battery – don't charge.
2. Keep away from fire, flammable, and explosive materials.
3. Don't short-circuit, crush, disassemble, heat above 100℃, or incinerate.
4. Use only within the specified temperature range.
Electrical Performance Graph
ER14250M Discharge Profiles (25℃)↓
Voltage Recovery After Storage↓
Voltage vs. Temperature curve↓
Capacity vs.Current(2.0 cutoff)↓
Key Features & Technical Advantages
◆ High Voltage & Stability – 3.6V nominal voltage with a stable operating range of 3.3V to 3.6V.
◆ Low Self-Discharge – <1% per year at 25°C, ensuring long shelf life.
◆ High Energy Density – 450Wh/kg, providing extended operational time.
◆ Wide Operating Temperature – -55°C to +85°C, ensuring reliable performance in extreme conditions.
◆ Stainless Steel Construction – Corrosion-resistant casing for enhanced durability.
◆ Hermetic Glass-to-Metal Sealing – Prevents leakage, ensuring battery integrity.
◆ Non-Flammable Electrolyte – Enhances safety and compliance with IEC60086-4 standards.
◆ High Pulse Capability – Designed for applications requiring rapid power bursts.
◆ Transport-Safe & Certified – Fully compliant with international shipping regulations.
Application Areas
The ER14250M lithium battery is a preferred choice for industries requiring long-term reliability, high current discharge, and stable voltage output. Common applications include:
Smart & Industrial Applications:
● Smart Utility Meters (Gas, Water, Electric, AMR, AMI systems)
● IoT Devices & Wireless Sensor Networks
● Automotive Telematics & GPS Trackers
● Storage & Asset Tracking Systems
● Fleet Monitoring & Data Logging Systems
● Security & Alarm Systems (Smoke Alarms, Intrusion Detection, Home Security)
● Embedded Electronics & Remote Monitoring Equipment
Heavy-Duty & Military Applications:
● Industrial Automation & PLC Backup Power
● Machine Tools & CNC Control Systems
● Oil & Gas Exploration (Drilling Sensors, Well Monitoring)
● Military & Aerospace Electronics
● Research & Development Instruments
Why Choose ER14250M from SUNJ?
At SUNJ, we focus on delivering high-power lithium primary batteries engineered for performance and reliability. The ER14250M 3.6V lithium battery is designed with a spiral structure to support high pulse currents, making it ideal for smart meters, IoT devices, security systems, and other high-drain industrial electronics. With excellent voltage stability, low self-discharge, and certifications like UL, UN38.3, and CE, this cell ensures consistent performance even in extreme temperatures.
Order Now – Fast Dispatch & Competitive Bulk Pricing
Looking for a dependable ER14250M battery supplier? SUNJ offers factory-direct pricing, expert technical support, and rapid international delivery. Contact us today to get your quote and ensure a stable supply of premium lithium batteries for your critical applications.
All Li-Socl2 Battery Specifications
| International Model Size | Max Dimension [mm] | Weight [g] | Nominal Voltage [V] | Nominal Capacity | Max Continuous Operating Current [mA] | Max Pulse Operating Current [mA] | |||
| Model No. | Size | End Voltage [V] | Nominal Current [mA] | Nominal Capacity[mAh] | |||||
| Bobbin Type | |||||||||
| ER10450H | AAA | Φ10.5*45.0 | 10 | 3.6 | 2.0 | 1.0 | 1000 | 20 | 50 |
| ER14250H | 1/2AA | Φ14.5*25.2 | 10 | 3.6 | 2.0 | 1.0 | 1200 | 20 | 50 |
| ER14335H | 2/3AA | Φ14.5*33.5 | 13 | 3.6 | 2.0 | 1.0 | 1650 | 40 | 100 |
| ER14505H | AA | Φ14.5*50.5 | 18 | 3.6 | 2.0 | 1.0 | 2700 | 50 | 100 |
| ER17335H | 2/3AA | Φ17.5*33.5 | 20 | 3.6 | 2.0 | 1.0 | 1900 | 50 | 100 |
| ER17505H | A | Φ17.5*50.5 | 24 | 3.6 | 2.0 | 2.0 | 3600 | 70 | 150 |
| ER18505H | ―― | Φ18.5*50.5 | 30 | 3.6 | 2.0 | 2.0 | 4000 | 100 | 150 |
| ER26500H | C | Φ26.2*50.0 | 53 | 3.6 | 2.0 | 2.0 | 8500 | 100 | 200 |
| ER34585H | ―― | Φ34.2*58.5 | 100 | 3.6 | 2.0 | 2.0 | 16000 | 150 | 300 |
| ER34615H | D | Φ34.2*61.5 | 103 | 3.6 | 2.0 | 2.0 | 19000 | 230 | 400 |
| ER261020H | CC | Φ26.2*102.0 | 100 | 3.6 | 2.0 | 2.0 | 17000 | 250 | 500 |
| ER341245H | DD | Φ34.2*124.5 | 200 | 3.6 | 2.0 | 5.0 | 36000 | 450 | 700 |
| ER9V | ―― | 17.0*26.5*48.5 | 34 | 10.8 | 6.0 | 1.0 | 1200 | 25 | 50 |
| Spiral Type | |||||||||
| ER14250M | 1/2AA | Φ14.5*25.5 | 10 | 3.6 | 2.0 | 2.0 | 800 | 100 | 200 |
| ER14335M | 2/3AA | Φ14.5*33.5 | 13 | 3.6 | 2.0 | 2.0 | 1350 | 200 | 600 |
| ER14505M | AA | Φ14.5*50.5 | 19 | 3.6 | 2.0 | 3.0 | 2100 | 400 | 1000 |
| ER17335M | 2/3A | Φ17.5*33.5 | 19 | 3.6 | 2.0 | 3.0 | 1700 | 400 | 1000 |
| ER17505M | A | Φ17.5*50.5 | 26 | 3.6 | 2.0 | 5.0 | 2800 | 400 | 1000 |
| ER18505M | ―― | Φ18.5*50.5 | 30 | 3.6 | 2.0 | 5.0 | 3500 | 500 | 1000 |
| ER26500M | C | Φ26.2*50.5 | 57 | 3.6 | 2.0 | 10 | 6000 | 1000 | 2000 |
| ER34615M | D | Φ34.2*61.5 | 109 | 3.6 | 2.0 | 15 | 13000 | 1800 | 3500 |
| ER9V | ―― | 17.0*26.5*48.5 | 34 | 10.8 | 6.0 | 1.0 | 1200 | 25 | 50 |
Selection Guidelines: ◆ For high current discharge applications, choose Spiral type ◆ For long-term low current operations, choose Bobbin type ◆ For higher capacity requirements, select larger size models.
Popular Searches:
Many customers looking for high-drain, pulse-capable lithium cells often search for ER14250M 3.6V batteries, also known as lithium 1/2AA spiral type or ER 1/2AA high power cells. Whether you're comparing ER14250 vs ER14250M, or seeking a reliable ER14250 lithium battery equivalent, SUNJ’s ER14250M stands out with its high energy density, stable voltage, and excellent performance in IoT, security systems, and industrial devices. Frequent searches also include ER14250 size 1/2AA 3.6 volts, ER14250M battery, and high-performance lithium thionyl chloride 3.6V cell for smart metering and telemetry.
