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LR44 / AG13 1.5V Alkaline Button Cell Battery | Pro Tronix
High-reliability LR44 (AG13/357) 1.5V alkaline button cell battery with a 145mAh capacity. Engineered with leakage protection, it offers consistent power for small test instruments, calculators, and toys.
Panasonic CR2032 3V Lithium Coin Cell Battery | Pro Tronix
The Panasonic CR2032 is a premium, high-reliability manganese-dioxide lithium coin cell battery designed to provide long-lasting, stable 3V power to microelectronics and low-drain devices. Engineered for professional and industrial applications, this non-rechargeable button cell features exceptional pulse discharge stability and an ultra-low self-discharge rate, giving it a shelf life of up to 10 years. It provides precise, ripple-free voltage that protects sensitive circuit components from power drops. For hardware engineers, embedded system developers, and field technicians, it serves as the absolute standard for dependable backup power in harsh environments, maintaining operational integrity across a broad temperature range.
Xeno Energy XL-100F 3.6V A-Size Primary Lithium Battery | Pro Tronix
Premium Xeno Energy XL-100F 3.6V A-size lithium thionyl chloride battery. Features a massive 3.6Ah capacity and an ultra-long shelf life, perfect for PLCs and smart utility meters.
M430 DC 4-30V 100A Digital Voltmeter Ammeter Panel Module | Pro Tronix
High-precision M430 dual digital voltmeter and ammeter panel module. Supports up to 100A with a bright blue-green LED display, perfect for industrial and automotive monitoring.
1S 18650 Lithium Battery Capacity Indicator Module
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Buy the 1S 18650 lithium battery capacity indicator module online. Premium 3.7V-4.2V LED charge level display panel for custom power banks and Arduino projects.
ZB2L3 18650 Li-ion Lithium Battery Capacity Tester & Lead-Acid Discharge Meter
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Buy the ZB2L3 18650 battery capacity tester online. Premium 15V micro-USB discharge meter with LED display for precise lithium and lead-acid cell health checks.
Dual USB 5V 2A / 1A Power Bank DIY Charger Module with LCD Screen | Pro Tronix
Premium dual USB 3.7V to 5V step-up booster and charger module featuring an integrated LCD screen. Offers precise percentage reporting and dual 1A/2A outputs for smart DIY power banks.
3S 20A 12.6V Lithium Battery BMS Protection Module | Pro Tronix
High-performance 3S 20A Lithium-Ion battery protection module (BMS). Features precise cell monitoring, safe 12.6V cut-off charging, and dual-purpose P+/P- terminals for custom power packs.
JX-887Y Dual USB 5V 2A Power Bank DIY Charger Booster Module | Pro Tronix
High-efficiency JX-887Y dual USB step-up booster and charger module. Delivers a stable 5V 2A output from 3.7V Li-ion/Li-Po cells, ideal for portable DIY power banks.
Battery Spacer (1 x 18650) Cap Radiating Cell Holder
Premium 18650 1S modular interlocking battery spacer bracket. Made from flame-retardant ABS, it provides a safe, shock-proof thermal air gap for custom cell arrays.
18650 Battery Holder 4-Slot
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Buy the 18650 battery holder 4-slot case online. Premium heavy-duty 4-slot 18650 lithium storage cell bracket for high-power robotics, 14.8V packs, and Arduino.
18650 Battery Holder 3-Slot
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Buy the 18650 battery holder 3-slot case online. Premium heavy-duty 3-slot 18650 lithium storage cell bracket for high-power robotics, 12V packs, and Arduino projects.


