what size is the screws? also if it is metric or imperial.

The bracket screws are M5 x 0.8

On the label "power". Which screw is plus and which screw is minus? They are labeled 5 and 6.

Those are for main AC voltage in (110V/220V from the wall) there is no + nor -

brackets--how many? I need 2

There is one bracket (as shown). Not sure why you need two brackets, the one that is included is sturdy enough (it is solid aluminum) to stabilize the motor.

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

RATTMMOTOR 500W CNC Air Cooled Spindle Motor ER11 12000RMP + Input Voltage AC110V-220V Speed Controller with Power Supply + 52mm Clamp for CNC Router Milling Machine

RATTMMOTOR 500W CNC Air Cooled Spindle Motor ER11 12000RMP + Input Voltage AC110V-220V Speed Controller with Power Supply + 52mm Clamp for CNC Router Milling Machine

Product ID: 313831104

Details

Brand
RATTMMOTOR
Horsepower
500 Watts
Material
Stainless
Speed
12000 RPM
Voltage
220 Volts

⚡500W high power output

🔄12,000 RPM max speed

🌬️Air-cooled for nonstop performance

961.27 DT

Duties & taxes included

In stock

Sold byAmazon TunisiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Tunisia.

Secure transaction

Description

⚙️ Elevate your CNC game with power, precision, and cool confidence!

COMPACT DURABLE - 52mm stainless steel clamp fits tight spaces with industrial strength.
COOL UNDER PRESSURE - Advanced air cooling with rear fan ensures long, quiet operation.
GLOBAL VOLTAGE READY - Supports AC110V-220V for versatile, worldwide compatibility.
PRECISION POWERHOUSE - 500W motor delivers robust torque for flawless milling.
STABLE SPEED CONTROL - Pulse width modulation tech guarantees smooth, consistent RPM.

The RATTMMOTOR 500W CNC Air Cooled Spindle Motor combines a high-speed 12,000 RPM spindle with efficient air cooling and a robust 500W power output. Designed for professional CNC routers and milling machines, it features a 52mm stainless steel clamp, global voltage compatibility (AC110V-220V), and advanced pulse width speed control for stable, quiet, and long-lasting performance.

Specifications

ASIN	B07ZHFV4N5
Brand	RATTMMOTOR
Customer Reviews	4.4 4.4 out of 5 stars (41)
Horsepower	500 Watts
Item Weight	1.67 Kilograms
Manufacturer	RTM
Material	Stainless Steel
Shaft Diameter	16 Millimetres
Speed	12000 RPM
UPC	769135311916
Voltage	220 Volts

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Zainab N.

Fantastic and great service. Shipping was faster than expected.

1 week ago

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.