3.6/3.7V Li-ion + 1.2V NiMH/NiCd Chargers

3.6/3.7V Li-ion + 1.2V NiMH/NiCd Chargers – Universal Multi-Chemistry Charging Solutions, One Charger for All Your Rechargeable Batteries

Welcome to our 3.6/3.7V Li-ion + 1.2V NiMH/NiCd Charger collection. In the world of rechargeable batteries, two major chemistry families dominate: lithium-ion (3.6V/3.7V, 4.2V full charge) powering high-performance flashlights, vapes, and portable electronics, and nickel-metal hydride / nickel-cadmium (1.2V) batteries used in household devices like remotes, wireless mice, and digital cameras. For users who own both types of batteries, maintaining separate chargers is inconvenient, space-wasting, and costly. A dual-chemistry Li-ion + NiMH/NiCd charger solves this problem by providing a single, intelligent device that automatically detects the battery chemistry and applies the correct charging profile—whether you're charging a 3.7V 18650 for your flashlight or a 1.2V AA NiMH for your TV remote.

This collection features high-quality multi-chemistry chargers from global professional brands including XTAR, Nitecore, ANSMANN, EBL, LiitoKala, and ISDT—ranging from compact 2-bay travel chargers to professional 8-bay analyzers, from basic auto-detection chargers to advanced models with LCD displays, capacity testing, and internal resistance measurement—ensuring all your rechargeable batteries are recharged in the safest, most efficient, and most precise manner, regardless of chemistry.

Li-ion vs. NiMH/NiCd – Key Differences in Charging Requirements

Parameter	3.6V/3.7V Li-ion	1.2V NiMH	1.2V NiCd
Nominal Voltage	3.6V – 3.7V	1.2V	1.2V
Full Charge Voltage	4.2V ±0.05V	1.45V – 1.50V	1.45V – 1.50V
Charge Termination Method	CC/CV (Constant Current / Constant Voltage)	-ΔV (Negative Delta Voltage) + dT/dt	-ΔV (Negative Delta Voltage) + dT/dt
Recommended Charge Current	0.3A – 2A (capacity-dependent)	0.1C – 0.5C (typical 0.5A–1.5A)	0.1C – 0.3C
Memory Effect	None	Minimal	Pronounced (needs periodic discharge)
Using Wrong Charger Risks	Overcharging, fire, explosion hazard	Under-charging or over-discharging	Reduced capacity, shortened lifespan

Core Advantages of Li-ion + NiMH/NiCd Dual-Chemistry Chargers

• Intelligent Auto-Chemistry Detection – Set It and Forget It: These chargers feature built-in microprocessors that automatically detect battery voltage and chemistry upon insertion, then apply the correct charging algorithm—CC/CV for Li-ion (terminating at 4.2V) and -ΔV/dT/dt for NiMH/NiCd (terminating at 1.48V). No manual mode switching required—simply insert your battery and let the charger do the work. Professional models (e.g., XTAR VC4S, Nitecore D4) also support manual mode selection for specialty chemistries like LiFePO₄ (3.65V termination).
• Multi-Size Compatibility – From 10440 to D Cells: Beyond multi-chemistry support, these chargers accommodate virtually all common battery sizes: 10440, 14500, 14650, 16340, 17500, 18350, 18500, 18650, 20700, 21700, 26650, 32650, AA, AAA, AAAA, C, D, and 9V. This makes them the ultimate one-charger solution for households and professionals with diverse battery needs.
• Independent Charging Channels – Mix Without Worry: Multi-bay chargers feature independently controlled channels, allowing you to charge different chemistries, sizes, and capacities simultaneously without interference. You can charge a 3.7V 18650 in slot 1, a 1.2V AA NiMH in slot 2, a 1.2V AAA NiCd in slot 3, and a 3.7V 21700 in slot 4—all at the same time, with each channel applying the correct termination method.
• Precision Adaptive Charging Current: With battery capacities ranging from 350mAh (10440) to 16000mAh (D NiMH), these chargers support adaptive or manually adjustable currents (typically 0.1A–3A). High-end models like the XTAR ST2 offer up to 4.1A per channel for ultra-fast charging, while preserving low-current options for small cells like 10440 and AAA NiMH.
• Discharge & Refresh Functions – NiCd Memory Effect Management: Many advanced chargers feature built-in discharge and refresh/analyze modes specifically designed for NiCd and NiMH batteries. The refresh function fully discharges then recharges the battery, eliminating the "memory effect" that plagues NiCd cells and restoring capacity in aged NiMH cells. This can significantly extend battery service life and recover seemingly "dead" batteries.
• LCD Display & Professional Data Monitoring: Premium models feature high-definition LCD screens displaying real-time charging voltage, charging current, accumulated capacity, charging time, and internal resistance. Some models (e.g., LiitoKala Lii-500, SkyRC MC3000) also offer capacity testing, IR detection, and graded cell sorting—ideal for professionals and battery pack builders.
• Comprehensive Safety Protections: Built-in protections against overcharge, over-discharge, overcurrent, short-circuit, reverse polarity, overheat, and charge timeout ensure complete safety across all chemistries. Many chargers feature fire-retardant ABS/PC housings and are certified to CE, FCC, and RoHS standards. Reverse polarity protection prevents damage from incorrectly inserted batteries.
• Versatile Power Input – Charge Anywhere: Available with AC 100–240V global input for home/office use, USB 5V / Type-C QC/PD for travel and power bank use, and DC 12V car adapter options for on-the-road charging. Models like the Nitecore Ci4 support QC3.0/PD fast charging for maximum convenience.
• 0V Activation – Rescuing Over-Discharged Batteries: Many Li-ion chargers feature 0V activation, which applies a trickle current to revive batteries that have been discharged below 2.5V. This can recover batteries that would otherwise be considered "dead" by standard chargers.

Li-ion + NiMH/NiCd Charger vs. Dedicated Single-Chemistry Charger

Parameter	Li-ion + NiMH/NiCd Charger (This Collection)	Dedicated Li-ion Charger	Dedicated NiMH/NiCd Charger
Chemistry Support	Li-ion + NiMH + NiCd (auto-detect)	Li-ion only	NiMH/NiCd only
Charge Termination	CC/CV (Li-ion) + -ΔV (NiMH/NiCd)	CC/CV only	-ΔV only
Mixed Charging	✅ Yes (independent channels)	❌ Li-ion only	❌ NiMH/NiCd only
NiCd Refresh/Discharge	✅ Available on advanced models	❌ Not available	✅ May be available
Size Compatibility	10440–32650 + AA/AAA/C/D/9V	Cylindrical Li-ion only (10440–32650)	AA/AAA/C/D/9V (NiMH/NiCd only)
Recommended For	Users with both Li-ion and NiMH/NiCd batteries	Li-ion only users	NiMH/NiCd only users

Popular Li-ion + NiMH/NiCd Charger Models – Quick Reference

Category	Model	Bays	Charge Current	Key Features
4-Bay Multi-Chemistry	XTAR VC4	4	0.5A/1A auto-select	USB-powered, LCD display, Li-ion/NiMH/NiCd, 30+ sizes
4-Bay Smart Charger	Nitecore D4	4	375mA×4 / 750mA×2	Independent channels, HD LCD, Li-ion/LiFePO₄/NiMH/NiCd
4-Bay Analyzer	LiitoKala Lii-500	4	0.3A–2A selectable	Capacity test, IR detection, storage mode, refresh function
4-Bay Advanced Analyzer	SkyRC MC3000	4	0.05A–3A (programmable)	App-controlled, 6 programmable modes, IR detection, Bluetooth
8-Bay Multi-Chemistry	Nitecore i8	8	0.5A–1.5A adaptive	8 independent channels, auto-detects Li-ion/NiMH/NiCd, D/C/AA/AAA compatible
8-Bay Analyzer	XTAR VC8	8	0.25A–3A adjustable	Capacity testing, IR detection, storage mode, 8 independent channels
4-Bay Desktop	ANSMANN Powerline 4	4	Auto-adaptive	Microprocessor-controlled, faulty cell detection, safety timer
USB-C Fast Charger	Nitecore Ci4	4	Up to 3A	QC/PD fast charge, Li-ion + NiMH/NiCd, 30+ sizes, compact

Typical Specifications Range (Li-ion + NiMH/NiCd Chargers)

Parameter	Typical Range
Input Power	AC 100–240V / USB 5V / Type-C QC/PD / DC 12V
Charge Cutoff Voltage	4.2V ±0.05V (Li-ion) / 3.65V (LiFePO₄) / 1.48V ±1% (NiMH/NiCd)
Charge Current Range	0.05A – 3A (adjustable/adaptive)
Supported Battery Sizes	10440 / 14500 / 16340 / 17500 / 18350 / 18650 / 20700 / 21700 / 26650 / 32650 / AA / AAA / AAAA / C / D / 9V
Protection Features	Overcharge, over-discharge, overcurrent, short-circuit, reverse polarity, overheat, charge timeout, faulty cell detection
Display Type	LED indicators / LCD digital display / App-connected
Special Functions	Discharge, Refresh/Analyze, Break-in, IR detection, Capacity test, 0V activation
Operating Temperature	0°C – 40°C

Typical Applications

Application Scenario	Recommended Charger	Why
Household use – charging 18650 flashlights + AA/AAA remotes	4-Bay Smart Charger (XTAR VC4 / Nitecore D4)	Auto-detects chemistry, mixed charging, LCD display, one charger for all
Travel / on-the-go – charging Li-ion and NiMH with USB power	USB-C Multi-Chemistry (Nitecore Ci4)	USB-C input, QC/PD fast charge, compact, supports 30+ sizes
Professional use – battery matching and health assessment	4/8-Bay Analyzer (LiitoKala Lii-500 / XTAR VC8)	Capacity test, IR detection, refresh function for NiCd memory effect
Recovering old NiCd batteries (memory effect elimination)	Advanced Analyzer (SkyRC MC3000)	Programmable refresh/break-in cycles, full NiCd conditioning
Bulk charging for workshops / rental / events	8-Bay Multi-Chemistry (Nitecore i8 / XTAR VC8)	8 independent channels, mixed chemistry and sizes, highly efficient

How to Choose the Right Li-ion + NiMH/NiCd Charger?

Your Requirement	Recommended Type	Suggested Model
Basic household use – simple, reliable auto-detection	4-Bay Smart Charger	XTAR VC4, Nitecore D4
I want real-time data (voltage/current/capacity/IR) monitoring	Analyzer Charger with LCD	LiitoKala Lii-500, SkyRC MC3000
I need to recover old NiCd batteries (refresh function)	Analyzer with Refresh/Break-in	SkyRC MC3000, LiitoKala Lii-500
I want USB-C fast charging for travel convenience	USB-C Multi-Chemistry	Nitecore Ci4
I need to charge 4+ batteries simultaneously	8-Bay Multi-Chemistry	Nitecore i8, XTAR VC8
I need maximum programmability and data logging	Advanced Programmable Analyzer	SkyRC MC3000 (App + Bluetooth)
I need bulk quantities or custom charging solutions	Contact our sales team	—

⚠️ Li-ion + NiMH/NiCd Charger Safety Guidelines

• Trust Auto-Detection but Verify: While these chargers feature automatic chemistry detection, occasionally a heavily discharged or damaged battery may not be correctly identified. If the charger displays an error or incorrect chemistry, manually select the correct mode (if available) or remove and reinsert the battery.
• Never Mix Chemistries in a Single Slot: Each bay is designed for one battery at a time. Do not attempt to place multiple batteries in a single slot, and do not stack batteries of different chemistries.
• Match Battery Size to Charger Slot: Ensure the battery fits securely in the slot. Forcing a too-large battery (e.g., D size in an AA slot) can damage contacts. Some chargers have reduced simultaneous capacity when charging large cells like C/D.
• Select Appropriate Charge Current: For small cells (10440, AAA NiMH), use lower currents (≤0.3A). For large cells (26650, D NiMH), higher currents (1A–2A) are safe and efficient. If your charger supports manual current selection, adjust based on battery capacity: typical charge current = 0.5C (e.g., 1000mAh battery → 0.5A).
• NiCd Memory Effect Management: NiCd batteries develop "memory effect" if repeatedly topped off before full discharge. Periodically use the discharge or refresh function on your charger to fully cycle NiCd cells and restore full capacity.
• Avoid High-Temperature Charging: The ideal charging temperature is 10°C–45°C. Never charge below freezing (0°C/32°F)—this is especially dangerous for Li-ion batteries as it can cause metallic lithium plating. Keep chargers away from heat sources and ensure good ventilation.
• Remove After Full Charge: Although smart chargers feature auto-termination, prolonged connection to power may still affect battery longevity. Remove batteries promptly after charging.
• Never Charge Primary (Non-Rechargeable) Batteries: Do not attempt to charge alkaline, carbon-zinc, or lithium primary batteries in these chargers. Most smart chargers include detection to prevent this, but always verify before inserting.

Why Choose Our Li-ion + NiMH/NiCd Chargers?

• Genuine Brand Products: Chargers from XTAR, Nitecore, ANSMANN, LiitoKala, SkyRC, and other global professional brands—reliable quality with full safety certifications.
• True Multi-Chemistry Support: Auto-detects and correctly charges Li-ion, NiMH, and NiCd batteries—one charger for all your rechargeable needs.
• Complete Size Coverage: From 10440 to 32650, from AAA to D and 9V—every mainstream battery size is supported.
• Professional Features: Advanced models offer capacity testing, IR detection, refresh/analyze modes, and data logging—ideal for battery enthusiasts and professionals.
• One-Stop Shopping: Batteries, chargers, and accessories all in one place—save time and effort.
• Flexible Purchasing: Single-unit retail and bulk wholesale options available for both individual and enterprise needs.
• Certified & Safe: CE, FCC, RoHS, and UL certifications ensure quality and safety.
• Expert Technical Support: Guidance on charger selection, usage tips, and after-sales support.

👇👇👇 Browse the product list below to find the perfect 3.6/3.7V Li-ion + 1.2V NiMH/NiCd Charger for your needs. For volume quotes or technical inquiries, please contact our customer service team.