
Timing belt Optibelt 400 / H 4645 AFX
- Brand
- OPTIBELT
- Category
- Power transmission
- Subcategory
- Timing belts
- Series
- Alpha Flex
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Description
OPTIBELT 400 / H 4645 AFX belongs to timing belt, part of our Power transmission range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for 400 / H 4645 AFX and any equivalents.
When you need to replace a timing belt, the first step is reading the marking on the back of the old belt. This page covers the Optibelt 400 / H 4645 AFX from the Alpha Flex series. It is an H-profile timing belt with a length of 11798.3 mm.
The marking on a timing belt typically shows the profile and the length, and that is exactly what you get here: profile H and length 11798.3 mm. For maintenance and purchasing teams, matching those two values to the original belt is the most reliable way to confirm a replacement. The Optibelt 400 / H 4645 AFX is a synchronous belt from the Alpha Flex series, and we carry it for industrial drives that require a positive-engagement belt.
Before you order, check the old belt for any additional characters or numbers that may be part of the full identification. If the marking is worn or unreadable, send us the drive details and the dimensions you can measure. We can help confirm that the 400 / H 4645 AFX is the correct belt or suggest an equivalent from what we carry. Quotes are handled by WhatsApp or email, and we reply promptly with the information you need.
Dimensions
- Profile
- H
- Length
- 11798.3mm
Frequently asked questions
- How do I identify the correct replacement timing belt?
- Read the marking on the back of the old belt. It usually includes the profile and length. For this Optibelt belt, the profile is H and the length is 11798.3 mm.
- What information should I send for a quote?
- Send the part number 400 / H 4645 AFX, along with the belt marking or any drive details you have. We will confirm the belt or suggest an equivalent.
- Can you help if the belt marking is unreadable?
- Yes. Provide the drive dimensions and any other identification from the equipment. We will help you match the Optibelt 400 / H 4645 AFX or find a suitable alternative.

