Wide-Temperature Smart City & Utility IoT Battery

Wide-temperature battery solutions for smart meters, telemetry and outdoor IoT, featuring −40°C to +85°C operation, charging down to −20°C, long standby life and stable communication peak output.

What Batteries Power Smart City and Utility IoT Devices?

Smart meters, telemetry devices and outdoor infrastructure need reliable power across changing temperatures. UltraXel Li-ion and LiFePO4 batteries support discharge from −40°C to +85°C. All models can charge down to −20°C, and custom battery packs are available.

Reliable Power for Smart City & Utility IoT

Key Battery Challenges

Extreme Outdoor Temperatures

Smart meters, sensors and gateways may face freezing winters, direct sunlight and high enclosure temperatures.

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Long Standby and Limited Maintenance

Many devices are installed in remote or difficult-to-access locations, making frequent battery replacement costly.

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Wireless Communication Peaks

NB-IoT, LoRaWAN, LTE and 4G modules generate short current peaks during data transmission.

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Unstable Solar Charging

Solar-powered devices may receive insufficient charging during cloudy weather, winter or extended low-light conditions.

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UltraXel Battery Solutions

Wide-Temperature Performance

UltraXel lithium batteries support operation from −40°C to +85°C and charging from −20°C to +60°C.

Extended Field Operation

Low self-discharge cells and optimized pack capacity support long standby periods and reduced maintenance frequency.

Stable Communication Power

Low-impedance and high-power cells maintain stable output during communication and sensor activation peaks.

Solar-Compatible Pack Design

Battery capacity can be configured according to daily power consumption, available solar input and required backup days.

Select the Right Battery for Smart City & Utility IoT

Smart city and utility IoT devices require different battery characteristics depending on temperature, standby time, communication load and installation space. UltraXel provides wide-temperature cells for diverse outdoor operating needs.

HL14500S Compact Sensor Battery

3.2V · 500mAh · Max. 2.4A

A compact LiFePO4 cell for space-constrained designs, with 1,000+ cycles and an operating range of −40°C to +85°C.

HL18650V Low Temperature Battery

3.6V · 2900mAh · Max. 10A

Low self-discharge and stable performance at high temperatures help support extended standby periods.

HL18650T Long Standby
Battery

3.6V · 2000mAh · Max. 10A

Delivers high peak current for brief power demands during wireless transmission, startup and control.

HL18650F High Power
Battery

3.6V · 3000mAh · Max. 30A

An NCM cell with up to 30A discharge current for devices with demanding startup or wireless transmission peaks.

HL18650G Long Cycle
Life Battery

3.2V · 1600mAh · 1500+ Cycles

LiFePO4 chemistry and 1,500+ cycles support outdoor devices that charge and discharge frequently.

HL32140L High Capacity Outdoor Battery

3.2V · 15Ah · 2000+ Cycles A 15Ah LiFePO4 cell with 2,000+ cycles for solar street lighting and other outdoor systems requiring higher capacity.

Smart City & Utility IoT Battery Applications

Explore wide-temperature battery solutions for smart meters, remote telemetry, traffic systems and outdoor infrastructure.

Smart Water Meter Battery

Reliable batteries for remote meter reading, water consumption monitoring and leak detection devices.

Smart Electricity Meter Battery

Long-standby power for smart electricity meters and AMI communication modules.

Smart Gas Meter Battery

Stable battery solutions for gas metering, remote reading and wireless data transmission.

Remote Telemetry & RTU Battery

Long-life batteries for remote telemetry units, data acquisition and utility monitoring equipment.

Traffic Monitoring Battery

Wide-temperature batteries for traffic sensors, vehicle detection and roadside monitoring devices.

Smart Parking Sensor Battery

Compact battery solutions for wireless parking detectors and occupancy sensors.

Street Lighting Battery

Rechargeable battery packs for solar streetlights, lighting controllers and wireless control nodes.

Infrastructure Monitoring Battery

Reliable batteries for bridge, tunnel, pipeline, manhole and structural monitoring sensors.

Custom Battery Packs for Smart City Applications

Battery Pack for Solar Street Lighting

• Cell Model: HL32140L

• Chemistry: LiFePO4

• Configuration: 8S4P

• Nominal Voltage: 25.6 V

• Nominal Capacity: 60,000 mAh

Battery Pack For Wireless Security Camera

• Cell Model: HL18650F

• Chemistry: NCM

• Configuration: 1S4P

• Nominal Voltage: 3.6 V

• Nominal Capacity: 11,600 mAh

Battery Pack Smart Water
Meter

• Cell Model: HL18650V

• Chemistry: NCM

• Configuration: 1S2P

• Nominal Voltage: 3.6 V

• Nominal Capacity: 5,800 mAh

From Cell Selection to Custom Battery Pack

Custom battery packs engineered around your device requirements.

Cell Selection

NCM / LiFePO₄

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Pack Configuration

Voltage · Capacity

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Protection

PCM / BMS · NTC

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Wiring

Connectors · Cables

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Mechanical Structure

Size · Structure

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Charging Match

Grid · Solar · USB / DC

Why Choose UltraXel？

Customize Smart City & Utility IoT Battery Project

UltraXel supports agriculture IoT devices with cell selection, custom battery packs and application-based design.

What We Offer

Contact Form

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Frequently Asked Questions

What battery is suitable for smart city IoT devices?

Battery selection depends on device size, operating temperature, standby time and communication loads. UltraXel offers 14500, 18650 and 32140 wide-temperature cells for smart meters, wireless sensors, RTUs, streetlights and infrastructure monitoring equipment.

Can UltraXel batteries operate in extreme outdoor temperatures?

Yes. UltraXel wide-temperature lithium batteries support discharge from −40°C to +85°C, while selected models support charging down to −20°C.

Which battery is suitable for smart water, electric and gas meters?

HL18650T can be considered for high-temperature, long-standby applications, while HL18650V is an option for meters exposed to low temperatures. Selection also depends on whether the meter uses a rechargeable battery, its power consumption, transmission frequency and required service life.

What battery is suitable for NB-IoT, LoRaWAN, LTE and 4G devices?

Choose a cell based on the device’s measured transmission peak current and voltage requirements. For designs with higher current demands, HL18650F provides up to 30A discharge capability at the cell level. UltraXel can configure a pack around the device’s standby and peak loads.

Which battery is suitable for solar street lighting？

HL32140L is a 15Ah LiFePO4 cell with 2,000+ cycles and is suitable for higher-capacity solar street lighting packs. HL18650G can be considered for smaller systems. Pack capacity should be sized according to daily energy use, solar input and the required backup days.

How long can a smart city IoT battery last?

Battery life depends on power consumption, temperature, communication frequency, charging method and capacity. UltraXel can design battery solutions around daily energy use, peak loads and the required maintenance interval.

Can UltraXel customize battery packs for IoT equipment?

Yes. UltraXel can customize voltage, capacity, series-parallel configuration, BMS or PCM, NTC, connectors, wiring and enclosure, with support for project certifications such as UN38.3, CB, UL, CE and IEC.

Cold Storage Battery