Current transformers price inquiry - Botswana

We are looking for a reputable / reliable supplier of current transformers for regular supply.
Sizes are:
100 / 150 / 5A
200 / 300 / 5A
500 / 800 / 5A
1250 / 5A Class 0.5 and burden 7.5VA
Please mention your shape of CT -- Ring or Square type.
Please send specs and brochures and prices in USD.
Shipment / freight we can deal later once your specifications are approved and prices are within range.