ULTRALAST Rechargeable Battery: 18650 Battery Size, Lithium Ion, 3.7V DC

The ULTRALAST Rechargeable Battery is a lithium-ion 18650 battery delivering 3.7V DC, sold as a 2-pack (MPN UL1865-34-2P). This product is designed for applications requiring a standard 18650 form factor and…

SKU 3G-OTH-383843

Also listed as: UL1865342P · UL1865 34 2P

Brand

ULTRALAST

Item

Rechargeable Battery: 18650 Battery Size, Lithium Ion, 3.7V DC

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

ULTRALAST

Manufacturer Part Number

UL1865-34-2P 

Battery Chemistry

Lithium Ion 

Voltage - Batteries

3.7V DC 

Technical Documents

No technical documents available for this product.

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ULTRALAST Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the ULTRALAST Rechargeable Battery used for?

The ULTRALAST Rechargeable Battery (18650 size, lithium ion, 3.7V DC) is used in portable electronics, flashlights, power tools, and backup power systems that require a standard 18650 form factor. Its lithium-ion chemistry provides reliable rechargeable power for high-drain devices.

What are the specifications of the ULTRALAST 18650 battery?

The ULTRALAST 18650 battery is a lithium-ion rechargeable cell with a voltage of 3.7V DC. It is sold as a 2-pack with MPN UL1865-34-2P. The battery chemistry is lithium ion, and the form factor is the standard 18650 size. No other specs are provided by the manufacturer.

Where to buy ULTRALAST 18650 batteries worldwide?

You can source the ULTRALAST 18650 battery (MPN UL1865-34-2P) through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the right ULTRALAST 18650 battery for my device?

To select the correct ULTRALAST 18650 battery, verify your device requires a standard 18650 form factor and lithium-ion chemistry at 3.7V DC. Check the device's voltage and physical dimensions. The ULTRALAST battery is a 2-pack, so ensure your device accepts unprotected cells. Always follow manufacturer guidelines.

Used in

Common applications for ULTRALAST

Portable medical devices — ULTRALAST 18650 batteries (e.g., UL1865-34-1P) power handheld diagnostic tools and patient monitors.

Industrial sensors and data loggers — ULTRALAST 18650 cells (e.g., UL1865-26-2P) provide long-lasting rechargeable power for remote monitoring equipment.

Emergency lighting systems — ULTRALAST 18650 batteries (e.g., UL1865-34-2P) serve as backup power sources in exit signs and emergency luminaires.

Test and measurement equipment — ULTRALAST 18650 batteries (e.g., UL1865-26-1P) replace primary cells in multimeters, oscilloscopes, and calibration tools.

Portable lighting — ULTRALAST 18650 batteries (e.g., UL1865-34-1P) power high-intensity flashlights and headlamps used in maintenance and inspection tasks.

Battery pack assembly — ULTRALAST 18650 cells (e.g., UL1865-26-2P) are used as building blocks for custom battery packs in specialized industrial equipment.

ULTRALAST Products

3G Electric supplies ULTRALAST 18650. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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