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Marca
| Marca: Alpha |
| Marca: Alpha |
The Alpha® ECG-900 is a 110V wet high-speed angle grinder built for cutting, profiling, core-drilling, and grinding on stone and hardscape. The patented Quad-W Drive feeds water through eight channels around the blade core, delivering uniform cooling with minimal mist. A rotating handle, included C-handle, in-line GFCI, splash guard, and 9" MasonMaster blade make this a complete, ready-to-cut wet system out of the box.
| Part No. | Voltage | Amperage | Max RPM | Blade Capacity | Max Cut Depth | Spindle | Weight | UPC |
|---|---|---|---|---|---|---|---|---|
| ECG-900 | 110V / 60Hz | 15 A | 6,200 | 9" (230 mm) | 3-3/8" (87 mm) | 5/8"-11 | 12.3 lbs | 749173430367 |
| Part No. | ECG-900 |
| UPC | 749173430367 |
| Size | 9" (230 mm) blade capacity |
| Type | 110V wet high-speed grinder |
| Thread | 5/8"-11 spindle |
| Max RPM | 6,200 RPM (no load) |
| Recommended For | Wet/dry cutting, profiling, core-drilling, and grinding on stone & hardscape |
| Packaged Weight | 22.20 lbs |
| Package Dimensions | 23" x 11" x 8" |
| Commodity Code | 8467.29.0035 |
| Country of Origin | China |
| Property | Detail |
|---|---|
| Model | ECG-900 (110V variant of ECG-900/ECG-914 platform) |
| Voltage | 110V single-phase, 50/60 Hz |
| Amperage | 15 A |
| No-Load Speed | 6,200 RPM |
| Spindle | 5/8"-11 |
| Max Cutting Disc | 9" (230 mm) |
| Max Cutting Depth | 3-3/8" (87 mm) |
| Cord | 15 ft (4.5 m), 14 AWG, NEMA Type A plug |
| Tool Weight | 12.3 lbs (5.6 kg) |
| In the Box | 9" Blade Guard Assembly, Quad-W5 Adapter, Side Handle Bracket, 2-pc Carbon Brush Set, 6 mm Hex Wrench, C-Handle, Side Handle, GFCI, Splash Guard, 15 ft Water Hose w/ Quick-Connect Shut-off, 3 ft Memory Wrap, MasonMaster 9" Blade (MM00912) |
| Country of Origin | China |
The MasonMaster blade (included) is a great general-purpose blade for most hardscape materials except porcelain paver tile. For all materials including porcelain, Alpha recommends the Q-Cut blade.
Either side. Right side directs water away from the operator; left side directs it toward the operator. When using an Ecoguard W9 dust shroud the guard must be on the right side.
Yes, but a standard flange and lock-nut system is required and you lose the center water-feed advantage of the Quad-W Drive.
Most 7" diamond cup wheels come with a 5/8"-11 threaded arbor and install directly. Alpha recommends pairing with an Ecoguard G7 shroud and a HEPA vacuum.
There is a sliding lock on the top of the rotating handle. Pull it toward the end of the handle, rotate to the desired position, and release to lock.
The side handle is for general cutting and grinding. The C-handle gives stable two-hand control for profiling, core-drilling, and overhead work.
The GFCI has tripped to interrupt power. Press the reset button on the GFCI and try again. If it continues to trip, stop and inspect the cord and tool for damage.
Water cools the cutting edge, extends diamond tool life — especially on porcelain and sintered slabs — and keeps dust on the floor.
ECG-900 Wet HS Grinder — overview
⚠ WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov. Always wear appropriate PPE.