Replacement for Craftsman 20V Battery Charger CMCB104 - Reliable 20V

In this review of the Replacement for Craftsman 20V Battery Charger CMCB104, the bottom line is simple: this charger is for Craftsman V12/V20 owners who need a dependable, OEM-spec replacement without replacing batteries or tools. It delivers the expected 20V DC output and a clear LED indicator system so users can see charging status at a glance. Tested and validated by the manufacturer to match OEM specifications, this charger focuses on safety features such as overload protection and an internal air-cooling fin, making it a practical, no-frills swap-in unit for compatible Craftsman battery models.

Key Features

• Compatibility: Works with a wide range of Craftsman 20V lithium batteries so users can replace a lost or broken charger without changing batteries.
• Output: Provides a steady 20V DC at 1.5A (30W), which matches the expected charge rate for the listed battery models for routine charging.
• Safety protections: Built-in overload protection helps protect battery cells and extend battery longevity during repeated charging cycles.
• Cooling design: The internal air-cooling fin helps dissipate heat, allowing the charger to maintain safe temperatures under normal use.
• LED indicator system: A simple LED display shows power, charging, full charge, and hot/cold battery states so users can monitor status quickly.
• Manufacturer support: Includes 12 months of quality problem solving and 24-hour customer service for post-purchase assistance.

Who It's For

This charger is aimed at homeowners, DIYers, and tradespeople who already own Craftsman V12 or V20 batteries and need a direct replacement charger that follows the original specifications. It is especially useful when the original charger fails, is lost, or as a backup for a workshop or jobsite.

It is not suitable for owners of Craftsman 20V Diehard or Bolt-On series batteries, and those with non-compatible battery families should look for a charger specified for their series. Also, users needing faster high-output charging beyond 30W should consider chargers designed for higher wattage systems.

Pros & Cons

Pros

• Direct compatibility with multiple Craftsman V12/V20 battery models makes replacement straightforward.
• Safety-focused design with overload protection and air-cooling fin supports battery health over time.
• Clear LED indicators provide simple status feedback for charging and fault conditions.

Cons

• Limited to 20V 1.5A (30W) charging, so it is not a fast charger for users wanting quicker top-ups.

Specifications

Brand	OHYES BAT
Input	AC 100V-240V 50/60Hz
Output	DC 20V 1.5A 30W
Compatible Batteries	CMCB204 CMCB202 CMCB201 CMCB209 CMCB205 CMCB100 CMCB102 CMCB101 (V12/V20 Series)
Model Replacement	Replacement for Craftsman 20V charger CMCB104 (and CMCB124)
Indicator	LED: off/power, green flashing/charging, green solid/full, red solid & green flashing/hot-cold
Warranty	12 months of quality problem solving

Our Verdict

The OHYES BAT replacement charger is a practical, well-specified swap for Craftsman V12/V20 battery owners who want an affordable charger that matches OEM behavior. With sensible safety features, a clear LED status system, and manufacturer validation to the original specifications, it represents good value for anyone needing a direct replacement rather than an upgrade to a higher-output charger.

Frequently Asked Questions

Will this charger fit my Craftsman 20V battery?
This charger is compatible with listed V12/V20 Craftsman battery models such as CMCB101, CMCB204, CMCB202, and others; it does not fit Diehard or Bolt-On series.

What does the LED indicate?
LED off means power on, green flashing means charging, green solid means fully charged, and red solid with green flashing indicates a hot or cold battery condition.

Is there support if the charger has a problem?
OHYES BAT offers 12 months of quality problem solving and 24-hour customer service for any concerns after purchase.