What Makes the Greenworks 29472 G-MAX 40V 4Ah Battery Stand Out?
The Greenworks 29472 G-MAX 40V 4Ah Lithium-Ion Battery is a high-performance power source designed for outdoor tools. It offers 40V voltage, 4Ah capacity, and compatibility with Greenworks’ G-MAX system. Key features include rapid charging, durability in extreme temperatures, and a lightweight design. Its lithium-ion technology ensures longer runtime and reduced memory effect compared to traditional batteries.
How Does the Greenworks 29472 Battery Compare to Other Models?
The Greenworks 29472 outperforms competitors with its 40V/4Ah configuration, providing up to 30% longer runtime than standard 2Ah batteries. Unlike NiCd batteries, it maintains consistent power output even as it depletes. Its compatibility with 75+ Greenworks tools makes it versatile, while its thermal protection system prevents overheating during heavy use.
When compared to similar models like the EGO Power+ 56V 5.0Ah or DeWalt 20V Max XR, the Greenworks 29472 strikes a balance between voltage and weight. While EGO’s higher voltage offers more torque for heavy-duty tasks, the Greenworks battery’s 40V system delivers sufficient power for most residential landscaping needs without the added bulk. Its 4Ah capacity also outperforms DeWalt’s 20V 5Ah in runtime when powering equivalent tools, thanks to optimized energy distribution. For users invested in the Greenworks ecosystem, this battery serves as a cost-effective upgrade over older 2Ah or 3Ah models.
| Model | Voltage | Capacity | Tool Compatibility |
|---|---|---|---|
| Greenworks 29472 | 40V | 4Ah | 75+ tools |
| EGO Power+ 56V | 56V | 5.0Ah | EGO-specific |
| DeWalt 20V Max XR | 20V | 5Ah | DeWalt 20V series |
What Safety Features Does the Greenworks 29472 Include?
Built-in safeguards include overcharge protection, short-circuit prevention, and temperature monitoring. The battery’s management system (BMS) balances cell voltages and shuts down during critical failures. Its flame-retardant casing meets UL 2595 safety standards, reducing fire risks during operation or storage.
The BMS continuously monitors individual cell performance, automatically adjusting charge rates to prevent voltage spikes. This is particularly useful when using rapid chargers or operating tools in high-temperature environments. The casing’s IPX4 rating ensures resistance to water splashes, making it suitable for use in damp conditions. Additionally, the battery features a physical lockout mechanism that disengages power if inserted incorrectly into a tool, preventing accidental activation. These layered protections make it one of the safest options for novice users and professionals alike.
“The Greenworks 29472 exemplifies modern battery engineering,” says a Redway power systems specialist. “Its 18650 lithium cells are the same type used in EVs, ensuring reliability. The modular G-MAX system lets users power multiple tools without buying separate batteries—a cost-effective solution for homeowners and professionals alike.”
FAQs
- Does the Greenworks 29472 Work in Cold Weather?
- Yes, it operates in temperatures from -4°F to 140°F. However, runtime decreases by 15–20% below freezing. Store indoors when not in use.
- How Many Charge Cycles Does It Last?
- The battery retains 80% capacity after 500 cycles. With weekly use, this equals 9–10 years of service before replacement.
- Is the Greenworks 29472 Covered by a Warranty?
- Greenworks offers a 4-year limited warranty against defects. Damage from misuse, water exposure, or third-party chargers voids coverage.