9 Best 20V Lithium Battery Charger | 8 Chargers, Zero Guesswork

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Specs are compiled from manufacturer listings and verified buyer reviews and can change over time — please confirm the key details on the product page before buying.

A quick note on sizes: not every pick below is the exact size or number you searched — where the exact one is scarce, the nearest same-type option that serves the same purpose is included so you get real, in-stock choices. Each pick’s actual specs are listed.

A 20V charger’s amp output and safety features directly affect how fast your battery refills and how long it lasts. Every brand here uses a different slide-pack connector, so the first rule is simple: match the charger to your battery’s brand, or it simply won’t click in. We compare nine brand-specific chargers to help you match the right one to your battery’s connector and needs.

I’m Min — the founder and writer behind Gadgets Feed. This guide is built by comparing the manufacturers’ published specifications and the patterns across verified customer reviews, so you get each pick’s real strengths and trade-offs instead of marketing spin.

Here is how to pick the right 20v lithium battery charger for your brand, from fast dual-port stations down to budget-friendly spares that keep a second battery topped up.

Our Picks at a Glance

BLACK+DECKER 20V MAX Lithium Battery Charger (LCS1620B)
Best OverallBLACK+DECKER 20V MAX Lithium Battery Charger (LCS1620B)4.7★15,118 ratingsThe brand-matched pick that recharges a slide pack in 40 minutes flat. For BLACK+DECKER owners, this is the crowd favorite — a 4.7-star charger trusted by tens of thousands of tool users.Check Price on Amazon
WETOOLPLUS 20V 0.7A Battery Charger for Hyper Tough
Best ValueWETOOLPLUS 20V 0.7A Battery Charger for Hyper Tough4.5★294 ratingsThe gentle overnight charger that treats your Hyper Tough battery with kid gloves. This one flips the speed conversation on its head.Check Price on Amazon
Nlkvilla 20V 2A Lithium-Ion Battery Fast Charger for Hyper Tough
Fast ChargerNlkvilla 20V 2A Lithium-Ion Battery Fast Charger for Hyper Tough4.4★207 ratingsThe 2A speed upgrade that leaves the standard Hyper Tough charger in the dust. This is the answer for Hyper Tough owners tired of waiting on the basic charger.Check Price on Amazon

How To Choose The Best 20V Lithium Battery Charger

The charger is the component that determines how quickly your cordless tools get back to work. Before you buy, you need to match three things: the connector, the amp output, and the safety features. Here is what each one means in the real world.

Match the Connector First

Each major brand — BLACK+DECKER, DeWalt, Worx, Craftsman, Hyper Tough — uses its own proprietary slide-pack slot. A charger built for one brand will not physically fit another’s battery, no matter how good the specs look. Check your battery’s label for the model number and confirm it appears in the charger’s compatibility list before ordering.

Decide on Speed vs. Battery Health

A 2A charger refills a battery in about half the time of a 0.7A unit. A 0.7A charger runs cooler, reducing heat stress that can shorten a battery’s lifespan. For overnight charging, a slow 0.7A unit is the safer pick to preserve battery health.

Look for Real Safety Protections

Look for over-current, over-voltage, and short-circuit protection to keep charging safe. Some switch to a trickle mode once the battery is full, keeping it cool instead of cooking it. These protections are critical if you leave a battery charging overnight.

Quick Comparison

Model Best For Current Rating Charge Time Ports Amazon
BLACK+DECKER LCS1620B★ Best Overall Brand-matched speed 2 A 40 minutes 1 Amazon
WETOOLPLUS 20VBest Value Slow, gentle Hyper Tough charge 0.7 A 5 hours 1 Amazon
Nlkvilla 20V 2AFast Charger Fast Hyper Tough charging 2 A 1 Amazon
Leisuda Dual Port Charging two DeWalt batteries 2000 milliamps 2 Amazon
ANOITD WA3875 Dual Worx batteries fast 2 A 2 hours 2 Amazon
ANOITD CMCB104 Quick Craftsman V20 charge 2 A 1.2 hours 1 Amazon
Powilling DCB102BP DeWalt charging station with USB 2 A 1 hour 2 + USB Amazon
Bauer 1704C-B Wall-mounted Bauer rapid charge 1 Amazon
Hyper Tough Fast Charger One-hour OEM Hyper Tough charge 1 hour 1 Amazon

In‑Depth Reviews

★ Best Overall

1. BLACK+DECKER 20V MAX Lithium Battery Charger (LCS1620B)

Our pick — over 4.5★ from 15,000+ verified ratings; the strongest balance of quality and price.

2A output40-minute charge

The brand-matched pick that recharges a slide pack in 40 minutes flat.

For BLACK+DECKER owners, this is the crowd favorite — a 4.7-star charger trusted by tens of thousands of tool users. It takes a 1.5-Ah slide pack battery from empty to full in 40 minutes or less, so your drill or leaf blower is ready again before you finish your coffee. The green light indicator tells you at a glance when it is charging and when the battery is topped off.

You can use this charger with both BLACK+DECKER 12V MAX and 20V MAX lithium-ion slide pack batteries, so it works as a handy spare if you own tools from both lines. At just 3.84 ounces, it is light enough to toss in a bag for a job site. Buyers report it has saved them a full replacement many times over — as one owner put it, “This Black & Decker charger fit perfectly on my 12 year old 20v battery that came with my Black & Decker hedge clipper.”

The one honest caveat: charging speed and battery life draw some mixed feedback, with a minority finding the charge slower than expected. If you run heavy tools all day and need the absolute fastest top-up, a higher-amp charger might suit you better. For most home and yard work, this is the reliable workhorse you want.

What wins owners over

  • Functionality is the top praise by a wide margin — hundreds of owners call it out
  • Genuine brand fit for 12V and 20V slide packs
  • Feather-light at 3.84 ounces

Worth knowing

  • Charging speed gets mixed notes from some owners
  • Charges a single battery only

Reach for this if: you want a proven, brand-matched charger that tops up a 1.5-Ah battery in 40 minutes.

Look elsewhere if: you need to charge two batteries at once or want a faster fill for big 8-Ah packs.

Best Value

2. WETOOLPLUS 20V 0.7A Battery Charger for Hyper Tough

0.7A slow chargeOvernight friendly

The gentle overnight charger that treats your Hyper Tough battery with kid gloves.

This one flips the speed conversation on its head. At 0.7A, it is roughly a third of the current of a 2A fast charger, and it deliberately prioritizes battery health over hurry. A 2.0-Ah pack takes about 3 hours and a 4.0-Ah pack about 6 hours, which makes it ideal to plug in before bed and wake up to a full, cool battery. The steady low-heat charge is exactly what extends a pack’s lifespan.

It is precision-built for Hyper Tough 20V Max packs only, so check your battery label for models like HT21-401-003-10 or HY5601050516015 before ordering. The LED system is refreshingly simple: solid red means charging, solid green means done. Owners mention a perfect fit that locks on tight, and one owner shared that it saved the day when all the original chargers for the family’s weed eaters went missing.

The trade-off is obvious — this is not the charger to grab when you need a dead battery revived before your lunch break. If speed is your priority, the 2A Nlkvilla below is the better fit. If you value long battery life and charge overnight anyway, this budget-friendly spare is hard to fault.

Slow and steady: the low 0.7A current keeps heat down, protecting battery lifespan over raw speed.

Owners agree: fit and function earn the most praise, with buyers calling it a perfect replacement that locks on tight.

Best for: Hyper Tough owners who charge overnight and want a gentle, battery-preserving top-up.

Skip for: anyone who needs a fast midday charge to keep working.

Fast Charger

3. Nlkvilla 20V 2A Lithium-Ion Battery Fast Charger for Hyper Tough

2A fast chargeTriple heat dissipation

The 2A speed upgrade that leaves the standard Hyper Tough charger in the dust.

This is the answer for Hyper Tough owners tired of waiting on the basic charger. It pushes a full 2A of current — nearly three times the WETOOLPLUS’s 0.7A — so your 20V batteries bounce back to full power in a fraction of the time. Buyers call it a “huge upgrade from the standard charger that came with my drill,” and the LED indicators make the status unmistakable: green for standby, red for charging, green again when done.

Three sides of the housing are designed to dissipate heat, which matters when you are pushing 2A into a pack. It also stacks short-circuit, over-charging, and overload protection so the faster current stays controlled. The compact 3.9″D x 2.5″W x 2″H footprint tucks neatly onto a shelf or into a tool bag.

Hyper Tough compatibility is the catch to verify — it is built for 20V 2A lithium-ion Hyper Tough packs, so confirm your battery model before you buy. If you own the slower WETOOLPLUS-style packs and want speed, this is the one to reach for.

The speed case

  • 2A current fills 20V batteries noticeably faster than stock chargers
  • Clear three-color LED status lights
  • Triple-side heat dissipation for safer fast charging

The fit check

  • Compatible with Hyper Tough 20V 2A packs only
  • No dual-port option for charging two batteries

Grab this if: you want the fastest practical top-up for your Hyper Tough 20V batteries.

Think twice if: you own a different brand’s packs, since the connector is Hyper Tough-specific.

Dual Port

4. Leisuda 20V Max Dual Port Battery Charger for DeWalt

2 batteries at onceCE, FCC, RoHS

Two DeWalt batteries charged at once, no waiting for the first to finish.

If you own a few DeWalt 20V packs, this dual-port charger is a genuine workflow upgrade. It charges two batteries simultaneously with a 20V MAX 2.0Ah output on each, so you can keep a drill and a saw running back to back. Owners note it handles two different-size DeWalt packs at once, which is exactly what a busy shop needs.

The compatibility list is broad — it works with DCB206, DCB204, DCB208, DCB200, DCB201, DCB203, DCB140, DCB141 and more, plus it can stand in for DeWalt chargers like the DCB104 and DCB115. Two LED lights show the status clearly: flashing red means charging, solid red means done. The build quality is the top praise, with owners describing it as sturdy and well-built, and it carries CE, FCC, and RoHS safety certifications.

The honest trade-off: charging speed gets mixed feedback, with some owners finding it slower than the original DeWalt unit. There is also no built-in wall mount, which one owner flagged as a minor annoyance for bench setups. If you want a single charger that handles two packs at once, this is the pick.

The dual-port win: charges two 20V DeWalt batteries simultaneously, with CE, FCC, and RoHS safety certifications backing the build.

The speed reality: some customers note slower fills than the OEM charger, so this is about convenience, not top speed.

Choose this for: DeWalt users juggling multiple batteries who want one station to charge two at once.

Pass if: you need the absolute fastest single charge or a mountable unit for a fixed bench spot.

Twin Charge

5. ANOITD WA3875 Dual Port Charger for Worx 20V Batteries

2-hour dual chargeBroad Worx fit

Two Worx batteries topped up in two hours, replacing the slow OEM single charger.

Worx owners who are tired of the stock 4-hour charge will appreciate what this dual-port charger delivers. It charges both ports within 2 hours, which owners say is a major jump from the original single charger that came with their string trimmer — one even measured a full charge in about 1.5 hours. The compatibility list spans the common Worx 20V packs, including WA3578, WA3525, WA3522, WA3544 and more.

Quality is the most-praised trait here, backed by FCC, RoHS, and CE safety testing standards. The protection system guards against over-heat, over-current, over-voltage, and over-charging, so running two packs at once stays controlled. The LED display keeps the charging status readable at all times.

This is a mid-range pick that wins on value — you get two-port convenience at a budget-friendly price. The main thing to confirm is your exact Worx battery model, since the connector is Worx-specific. If you own multiple Worx tools and batteries, this is an easy recommendation.

Why owners like it

  • Charges two Worx batteries in about 2 hours total
  • Measurably faster than the OEM 4-hour single charger
  • Quality and charging speed earn the top owner praise

Before you buy

  • Worx-specific connector — verify your pack model
  • No USB ports for charging phones or other devices

Reach for it if: you own multiple Worx 20V batteries and want to charge two at once without the slow OEM wait.

Look elsewhere if: your Worx battery model is not on the compatibility list.

Quick Fill

6. ANOITD CMCB104 Charger for Craftsman V20 Batteries

1.2-hour charge1-year warranty

A compact Craftsman V20 charger that refills a pack in roughly an hour.

This replacement charger is built for Craftsman’s 12V and 20V lithium-ion batteries, covering the common CMCB201 through CMCB209 range plus models like CMCB100, CMCB101, CMCB102, CMCB104, and CMCB124. It pushes a 2A current that gets a pack charged in about 1.2 hours, which owners confirm matches the pace of the original charger. The compact 3.94-inch cube design is easy to carry to a job site.

Buyers praise its functionality and quality, and the charger includes short-circuit protection plus an intelligent protection system against over-heat, over-current, and over-voltage. It complies with FCC, RoHS, and CE safety testing standards, and it comes with a 30-day money-back guarantee and a 1-year warranty for extra confidence.

The catch is the single-port design — you can only charge one battery at a time. If you own a single Craftsman drill or trimmer, that is fine. If you juggle several packs, you will want to look at a dual-port option instead. For most home users, this is a dependable, straightforward replacement.

Dependable and quick: the 2A current delivers about a 1.2-hour charge, matching OEM pace, backed by a 1-year warranty.

The single-port limit: charges one battery at a time, so multi-pack owners may want a dual-port station.

Best for: Craftsman V20 owners who want a compact, brand-matched charger with a warranty.

Skip if: you need to charge several batteries at once or own a non-Craftsman brand.

Jobsite Station

7. Powilling DCB102BP Replacement Charger for DeWalt

2 ports + USB1-hour charge

A DeWalt charging station that also powers up your phone on the job.

This is the most versatile charger in the lineup. It replaces the DeWalt DCB102BP and charges two 12V-to-20V Li-Ion batteries at once, while two USB ports let you top up your phone or other devices at the same time. That makes it a genuine hub for a van or a garage bench, not just a single-battery afterthought.

The advanced charging tech gets a battery to full in 1 hour or less, and reviewers point out it is faster than the original DeWalt unit — one measured two 8-Ah packs done in 2.5 hours versus 4 hours on the OEM charger. Reliability and quality are the two most-praised traits, and the LED diagnostics communicate charge status by talking to the battery pack to tune performance and extend life. It comes with an 18-month warranty.

The honest concern is battery life, which a minority of shoppers say falling short. The charger itself earns strong marks for reliability, but if you are chasing maximum runtime, test it with your own packs. This is the pick for DeWalt users who want a multi-device station rather than a simple wall wart.

The hub advantage

  • Charges two batteries and two USB devices at once
  • 1-hour-or-less charge time on standard packs
  • Reliability and quality lead the owner praise

The honest note

  • Some buyers report battery-life shortfalls on their packs
  • Replacement unit, not a DeWalt-branded original

Choose this for: DeWalt users who want one charging hub for two batteries plus USB devices on the job.

Pass if: you already have a reliable DeWalt charger and only need a simple spare.

Rapid Charge

8. Bauer 1704C-B Hypermax Lithium Rapid Charger

Wall-mountableAll Bauer 20V

A wall-mount rapid charger that keeps every Bauer 20V pack topped up and ready.

Bauer owners get a purpose-built rapid charger here that handles all Bauer 20V lithium batteries. The defining feature is the wall-mount design, so you can fix it to a garage wall or a shelf and always have a charging spot ready — no more hunting for a flat surface. The LED status lights give you accurate updates on remaining charge time, so you are never guessing.

Safety is handled with protections against overcharge, hot and cold extreme charging, and charging when the battery is damaged. That means the charger checks the pack’s condition before pushing current, which is a meaningful layer of protection for a rapid charger. It is a compact unit at 5.3 x 4.72 x 2.83 inches and weighs just 13.6 ounces.

Quality and fast charging are the top owner praises, though the value-for-money read is mixed. This is a single-port unit, so multi-battery Bauer owners will want a second one or a different approach. If you want a fixed, always-ready charging spot on the wall, this delivers.

Fixed and ready: the wall-mount design and rapid charging make it a permanent, always-available station for Bauer packs.

The single-slot limit: charges one battery at a time, and value-for-money draws mixed owner feedback.

Best for: Bauer owners who want a wall-mounted rapid charger that is always out and ready.

Look elsewhere if: you need to charge multiple Bauer batteries at once or you are shopping strictly on value.

OEM Fast

9. Hyper Tough HT Charge Lithium-Ion Fast Charger 20V MAX

1-hour charge2-year warranty

The genuine Hyper Tough fast charger that refills a dead pack in about an hour.

This is the brand’s own fast charger, and it delivers exactly what the name promises: a full charge in 1 hour. Owners describe a battery going from completely expended to full in under an hour, which makes it a solid choice for anyone who does not want to wait on a slow trickle charger. It is the OEM-style option, compatible with all types of 20V lithium-ion Hyper Tough tools.

As the flagship Hyper Tough charger, it comes with LED indicators and a 2-year warranty, which is a meaningful commitment from the manufacturer. The 1.6-pound build feels more substantial than budget replacements, and it is the pick to reach for if you want the brand-matched fit without third-party guesswork. Replacement and value-for-money are the most-praised aspects in owner feedback.

The price sits at the premium end of this list, so this is a spend more for brand certainty play. It charges a single battery at a time, and there is no dual-port option. If you want the genuine article with a manufacturer warranty and the fastest official charge time, this is your charger.

The brand guarantee

  • Full charge in about 1 hour, confirmed by owners
  • Genuine Hyper Tough fit with a 2-year warranty
  • Compatible with all types of 20V lithium-ion tools

The premium trade-off

  • Priced at the high end of this list
  • Single-port only, so no dual-battery charging

Reach for it if: you want the genuine Hyper Tough fast charger with a manufacturer warranty and a 1-hour fill.

Consider the alternatives if: you are on a tighter budget or need to charge two batteries simultaneously.

Understanding the Specs

Current Rating (Amps)

The amp rating controls how fast current flows into your battery. A 2A charger fills a pack in a fraction of the time a 0.7A charger needs, which matters when you are mid-project. The trade-off is heat: a slower 0.7A charge runs cooler and can extend the battery’s overall lifespan, making it the smarter choice for overnight charging.

Charge Time

This is the manufacturer’s stated time to fill a specific battery capacity from empty. A 40-minute charge on a 1.5-Ah pack and a 1-hour charge on a larger pack both mean “fast” — the real takeaway is how the time compares to the charger you are replacing. Always check that the charge time is quoted for a battery size close to your own.

FAQ

Will any 20V charger work with any 20V battery?
No. Each brand uses its own proprietary slide-pack connector, so a charger built for DeWalt will not physically fit a Worx or Craftsman battery. Always match the charger to your battery’s brand and check the specific model numbers in the compatibility list before ordering.
Is a faster 2A charger always better than a slow 0.7A one?
Not necessarily. A 2A charger fills a battery faster, which is great mid-project. A 0.7A charger runs cooler and generates less heat, which can extend the battery’s lifespan. If you charge overnight anyway, the slow gentle charge is often the smarter, safer pick.
How do I know when my 20V battery is fully charged?
Most chargers use an LED indicator system. On the Nlkvilla unit, green means standby, red means charging, and green again means full. On the Leisuda dual-port, flashing red means charging and solid red means done. Check your charger’s own LED guide for the exact colors.
Can I leave my lithium battery on the charger overnight?
Yes, if the charger has proper protections. The WETOOLPLUS explicitly switches to trickle mode once the battery is full, keeping it cool and safe overnight. Look for over-current, over-voltage, and short-circuit protection, which prevent damage even with extended charging.
Will a generic replacement charger damage my original battery?
A well-built replacement with the right protections should not. Models like the Leisuda and ANOITD chargers include over-heat, over-current, over-voltage, and short-circuit protection, plus some carry CE, FCC, and RoHS certifications. The key is verifying your battery model is on the compatibility list.
Is it worth paying more for the genuine-brand charger?
It depends on your priorities. The Hyper Tough brand charger offers a 2-year warranty and a guaranteed 1-hour charge, which is meaningful confidence. The budget replacements like the BLANK+DECKER and WETOOLPLUS units save money and earn strong owner praise — just check the warranty and compatibility first.
Can I charge two batteries at the same time?
Only if the charger has two ports. The Leisuda dual-port handles two DeWalt batteries at once, the ANOITD WA3875 charges two Worx packs in about 2 hours, and the Powilling charges two batteries plus two USB devices. Single-port chargers like the BLACK+DECKER and Nlkvilla handle one at a time.
What does the LED indicator on my charger actually tell me?
The LED reflects the battery’s state in real time. A solid red light typically means charging is in progress, and a solid green light means the battery is fully charged and ready. Some units also show standby or fault states, so check the included guide for your specific model’s colors.

Final Thoughts: The Verdict

Across the board, the 20v lithium battery charger winner is the BLACK+DECKER LCS1620B because it pairs brand-matched reliability with a 40-minute charge time that tens of thousands of owners trust. If you want to charge two batteries at once, grab the Leisuda dual-port. And for budget-friendly overnight charging that protects your Hyper Tough battery’s health, the WETOOLPLUS 0.7A is the one to reach for. Match the connector to your brand, decide on speed versus battery health, and you will pick the right charger the first time.

How We Picked

We do not accept paid placement. Every pick is matched to a real buyer and a real use-case; we do not hands-on test units.

Sources & Methodology

Specifications: manufacturer listings and product documentation. Review insights: verified customer reviews, as of August 2026. Pricing: not shown on this page (it changes often); check the current price via the retailer link.

As an Amazon Associate, Gadgets Feed earns from qualifying purchases. This does not affect which products we feature.

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