Calculate your purchasing costs
Try our cost calculator
Discover the approximate cost of placing an order from your company with our quick and simple calculator.

Analyse the resource times of the different job functions involved.

Step 1
Enter the hourly cost of each person involved in the purchasing process.
Note: A person's hourly cost is typically 3x their hourly rate.
 Job function  Hourly rate
 Engineer THB 
 Buyer THB 
 Accounts Payable THB 
 Manager THB 
 Other THB 

Step 2
Now for each task, select the person who performs it from the drop down menu, and enter the time it takes to complete in the 'Time Taken' column.

If a task does not apply to your company, place a zero in the 'Time Taken' column.

The total purchasing process cost is shown at the bottom.
Task Job Function Time Taken Cost
Select product/Quantity/Price  minsTHB
Create internal requisition  minsTHB
Authorisation by management  minsTHB
Supplier confirms availability and price  minsTHB
Generate order number  minsTHB
Enter product details into system  minsTHB
Place order with supplier  minsTHB
Separate order copies to relevant departments  minsTHB
Receive goods and check against order  minsTHB
Receive invoice  minsTHB
End user acknowledge receipt  minsTHB
Buyer authorise payment  minsTHB
Agree invoice correct  minsTHB
Raise payment to suppler  minsTHB
Total Cost: THB

According to the Chartered Institute of Purchasing and Supply, process costs typically range from THB2,500 to THB10,000, depending on your industry type.

Whatever the value, each order you place
costs your company THB 
We will show you how to save time and money by consolidating small volume orders and occasional requirements, and placing them with RS Components.



RS Components Co., Ltd. (Head Office) 50 GMM Grammy Place, 19th Floor, Unit 1901-1904, Sukhumvit 21 Road (Asoke), Klongtoey Nua, Wattana, Bangkok, Thailand 10110
RS ออนไลน์สายด่วน : +66 2 648 6868 หรือ rcustomerserviceth@rs-components.com (8.30 น. - 17.30 น. วันจันทร์ – วันศุกร์) / RS Web Helpline : +66 2 648 6868 or rcustomerserviceth@rs-components.com (8.30am - 5.30pm Monday - Friday)