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Devon 20V Lithium Battery Cordless Angle Grinder Brushless High-Speed Variable Speed Cutting and Grinding Machine 2908 Single Battery 5.0 Fast Charger

Devon•Angle grinder

Devon 20V Lithium Battery Cordless Angle Grinder Brushless High-Speed Variable Speed Cutting and Grinding Machine 2908 Single Battery 5.0 Fast Charger

CN¥738.00

SKU: 100254091612

Status:In Stock (11)

ID: 100142052969

Weight: 3708.00 g

Dims:364x309x127 mm

Specifications

Battery capacity: 5Ah
Power Mode: Lithium battery
Whether with carbon brush: Without carbon brush
Rated voltage: 20V
grindstone diameter: 100mm

Variants / Sale Attributes

Style: 2908 Singlelens Mirrorless Camera 5.0 Fast Charging Kit

Package Contents

2908 single machine head × 1, 5.0Ah battery pack × 1, fast charger × 1, instruction manual × 1, warranty card × 1

Product Description

Product Specifications

Overview

Brand: Devon
1. Model: 2903-LI-20-100/125
Motor: Brushless
Speed Settings: 3-speed adjustment
Rated Speed: 9000 RPM
Spindle Diameter: M10/M14
Disc Diameter: 100/125 mm
Dimensions (L×W×H): 300×76×96 mm

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Weight (bare tool)

1.6 kg

Features

Heavy-duty efficiency
Powerful motor
Tight gear box
Slim body
Multi-safety protection
Quick-adjust guard
Paddle switch

Additional details

Handle Circumference: 154 mm
2. Model: 2908-LI-20-100Q
Motor: Brushless
Speed Settings: 3-speed adjustment (4000-8500 RPM)
Rated Speed: 4000-8500 RPM
Spindle Diameter: M10
Disc Diameter: 100 mm
Dimensions (L×W×H): 285×70×96 mm
Weight (bare tool): 1.4 kg

Features

Lightweight
Compact
69 mm spiral gear box for smaller head size
Slim handle (125 mm circumference)
Quick-adjust guard
Paddle switch
Multi-safety protection

Additional details

Handle Circumference: 125 mm
Power Equivalent: 800W corded grinder
Applications: Stainless steel, rubber grinding/cutting, wood sanding, steel plate rust removal, multi-material grinding and cutting

Speed Settings Details

Item	Detail
1st Gear	4000 RPM (for stainless steel, rubber)
2nd Gear	6000 RPM (for wood sanding, steel rust removal)
3rd Gear	8500 RPM (for multi-material grinding/cutting)
Quick-adjust guard with one-turn adjustment	—
New switch button for smooth start	—
Battery Compatibility	20V lithium-ion (4.0Ah, 5.0Ah, 7.5Ah)
Battery Run Time (no load)	48 / 60 / 90 minutes respectively
Battery Charging Time (minutes)	90 / 120 / 180 (standard), 45 / 45 / 60 (fast charge)
Safety Features	6D protection including anti-kickback, constant speed, stall protection, blade auto-stop, overload protection, soft start, power-off protection, stable restart protection
Weight	1.35 kg (bare tool)
Dimensions	275×74×100 mm

Additional details

3. Model: 2909-LI-20-100
Motor: Brushless
Speed Settings: 3-speed adjustment
Rated Speed: 10000 RPM
Spindle Diameter: M10
Disc Diameter: 100 mm
Dimensions (L×W×H): 328×80×102 mm
Weight (bare tool): 1.87 kg

Features

Slim body
Slim handle
Multi-safety protection
Quick-adjust guard
Paddle switch

Additional details

Handle Circumference: 146 mm
Disc Sizes Available: 96 mm, 102 mm, 104 mm, 285 mm, 300 mm, 328 mm
Power Output: Equivalent to 800W corded angle grinder

Cutting Performance Examples

Cutting 50×50×1 mm stainless steel square tube in 6.5 seconds
Cutting 60×6 mm steel pipe in 33.4 seconds
Cutting threaded steel in 6.5 seconds

Additional details

Ergonomics: Ultra-slim handle design improves grip comfort significantly compared to older models (handle circumference reduced from 154 mm to 125 mm)
Weight Comparison: 2908 model weighs 1.35 kg, comparable to a 1.25L bottle of cola
Battery Packs: 4.0Ah, 5.0Ah, 7.5Ah lithium-ion with balanced charge/discharge for long-lasting use
Dust Protection: Upgraded fine dust filter for enhanced dust resistance