20V 2Ah Lithium-ion Battery
B20X2
(5.0)Charger | Battery(Ah) | ||||||
B20X2 | B25X2 | B40X2 | B50X2 | B60X2 | B80X2 | ||
（18650） | （18650） | （18650） | （18650） | （21700） | （21700） | ||
CHX2-L1-EU | 80min | 95min | 160min | 190min | 250min | 330min | |
CHX2 | 65min | 85min | 135min | 160min | 195min | 260min | |
CHQX2 | 35min | 45min | 65min | 85min | 105min | 140min | |
CHQX2-M-EU | 35min | 45min | 50min | 60min | 75min | 100min | |
Charging two batteries at the same time | CHDX2-M-EU | 80min | 95min | 100min | 140min | 155min | 195min |
6.0A Dual-port charger-- Charging only one battery | 40min | 50min | 55min | 70min | 85min | 110min | |
Note: The battery pack charging time error is ±5min | |||||||
KEY FEATURES
Power Level LED Display – Easily check remaining battery life at a glance to plan your work without interruptions.
Compact & Lightweight Design – The battery is easy to handle, store, and swap, reducing fatigue during long tasks.
Advanced Safety BMS – Built-in Battery Management System ensures protection against overcharging, overheating, and short circuits for long-lasting performance.
TECHNICAL PARAMETERS
Model | B20X2 |
Voltage | 20V Max |
Battery Type | Lithium-ion |
Rated Capacity | 2Ah/ 36 Wh |
Machine Weight | 0.37kg |
Series-parallel system | 5S1P |
Cell Type | 18650 |
Recommended Ambient Temperature for Charging | 41°F~104°F(5°C~40°C) |
Optimum Storage Temperature in Use | 50°F~80°F(10°C~26°C) |
Certification | UN38.3,UL 2595 |
Machine Size | 118.5*76.4*53.5mm |
SUPPORT
Product Overview
The SENIX X2 20V 2.0Ah Lithium-ion Battery (Model B20X2) is designed for performance and convenience. Weighing just 0.37 kg, it provides lightweight handling without compromising on power. Its Power Level LED Display ensures you always know your remaining charge, reducing unexpected downtime. The built-in Advanced Safety BMS safeguards against overheating, overcharging, and short circuits, extending both tool and battery life. Certified to UN38.3 and UL 2595 standards, this battery guarantees safe and dependable operation for everyday tasks. With its compact dimensions (118.5 × 76.4 × 53.5 mm) and efficient 18650 cell system, it is ideal for use in workshops, home projects, and outdoor tasks where consistent performance matters most.
Usage Scenarios
Compatible with all SENIX X2 20V Max and 2X2 40V Max Cordless tools.
Unrecommended Conditions
Do not expose the battery to water, heavy rain, or extremely humid environments.
Avoid charging or using the battery outside the recommended range (41°F–104°F / 5°C–40°C).
Do not store in temperatures above 80°F (26°C) or below freezing for long periods.
Not suitable for heavy-duty equipment requiring higher-capacity batteries.
Warranty Information
We offer a comprehensive warranty policy tailored to the specific requirements of different countries and regions. Our warranty coverage is designed to ensure customer satisfaction and product reliability across all markets. For detailed information regarding the terms, duration, and service procedures applicable in your location, please get in touch with us directly. Our team will provide you with a complete warranty illustration and support as needed.
FREQUENTLY ASKED QUESTIONS
Q1: Can this 2.0Ah battery be used with all SENIX 20V Max tools?
Yes, the B20X2 is compatible with the entire SENIX 20V Max and 40V Max tool lineup.
Q2: How long does it take to charge fully?
Charge times may vary depending on charger type, but typically around 60–70 minutes with the standard SENIX charger.
Q3: Is it interchangeable with the 2.5Ah SENIX X2 battery?
Yes, both batteries work on the same platform, allowing flexibility between lighter and longer runtime options.
Q4: Does the LED display show charging progress?
No, the LED indicates the battery’s remaining power when in use, not while charging.
