What is the Huawei TMK1TTA?
The Huawei TMK1TTA is a circuit board, listed by the manufacturer as "10-port arbitrary rate service sub-board". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Huawei TMK1TTA: a circuit board (10-port arbitrary rate service sub-board). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network equipment lifecycles and reduce e-waste.
Common Questions
The Huawei TMK1TTA is a circuit board, listed by the manufacturer as "10-port arbitrary rate service sub-board". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
Circular Telecom sources and resells surplus and refurbished Huawei network equipment, including parts such as the TMK1TTA, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue