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What Is TRON (TRX)? The Stablecoin Payments Blockchain

Key Points

What is TRON? A layer 1 blockchain whose TRX coin pays for its transactions. How energy works, what sending USDT costs and how to buy TRX.

TRON is a layer 1 blockchain built for fast and cheap transfers, and TRX is its coin. You stake or spend TRX to pay for the bandwidth and energy each transaction uses. It's a major rail for the USDT stablecoin, and Tether's USDT contract on TRON showed a total supply of about 94 billion tokens in early November.

Sending USDT on TRON burns about 6.4 TRX when your wallet has no energy, or about 13 TRX if the receiving address holds no USDT. Few senders paid that. In two ten-minute samples from one day in early November, more than nine in ten direct USDT transfers burned no TRX for energy, because the sender paid with staked or delegated energy.

USDT transfers on TRON, early November
Midday sample
End-of-day sample
Direct USDT transfers in ten minutes
16,800
6,499
Burned no TRX for energy
15,353 (91.4%)
5,973 (91.9%)
Share of all energy paid by burning TRX
8.4%
7.1%
TRX burned by one transfer with no energy
About 6.4, or 13 to an address with no USDT
The same
 

What Is TRON Crypto Used For?

The TRX coin is used for two jobs. It pays for the network resources that transactions consume, and staked TRX carries the votes that choose TRON's block producers. USDT and every other TRC-20 token on the chain run as smart contracts, programs that execute on their own once deployed.

TRON's rules
Setting
Source
Block time
3 seconds
java-tron code
Block producers
27 Super Representatives, elected every 6 hours
java-tron code and whitepaper
Free bandwidth
600 points per account a day
Chain parameters
Energy price
100 sun since August 2025
Chain parameters
TRX issued per block
At most 136
Chain parameters

TRON meters two resources. Bandwidth covers a transaction's size in bytes, and every activated account gets a small daily allowance of it. Energy covers the computing a smart contract does, and the chain hands out no daily allowance of energy.

You get energy by staking TRX or by having another account delegate it to you. Staked energy refills over a rolling 24 hours, according to TRON's whitepaper. Without enough of it, the chain burns your TRX at 100 sun a unit, where one sun is a millionth of a TRX.

Think of staked TRX as a prepaid phone plan and burned TRX as pay-as-you-go. The plan costs you the use of your coins while they're locked, and pay-as-you-go costs you the coins themselves.

TRON's whitepaper dates the project to July 2017 in Singapore, with a coin sale in August 2017. Its mainnet software launched in May 2018. USDT took off on the chain from 2019 as a TRC-20 token, a standard built to be compatible with Ethereum's ERC-20.

Why Is Sending USDT on TRON So Cheap?

Most senders prepay for it, which keeps TRON cheap enough for stablecoin payments and remittances. A USDT transfer is a smart-contract call, so it needs energy as well as bandwidth. One transfer used about 64,000 energy units, or about twice that when the receiving address held no USDT, even if it once had.

From a wallet with no energy, those transfers burned the 6.4 TRX and 13 TRX in the table above. TRX closed early November at $0.319, so that came to about $2.05 or $4.16 a transfer.

The bill is high by design. TRON charges contracts with sustained heavy use up to 4.4 times their basic energy, a surcharge meant to stop a few popular contracts from eating the network's capacity. The USDT contract on TRON ran at that maximum.

The two samples show how rarely anyone pays it. We counted every block in both ten-minute samples, and more than 91 of every 100 direct USDT transfers burned no TRX for energy. Burned TRX paid for only about 7% to 8% of all the energy those transfers used. The rest came from energy that senders had staked for or received by delegation.

Bandwidth is the smaller cost. A USDT transfer used about 345 bandwidth points, so an account's daily allowance covered one transfer's size and none of its energy. Senders short of bandwidth burned about 0.35 TRX. Counting both costs, 57% of the midday transfers and 64% of the end-of-day ones paid no TRX fee at all.

How Many TRON Coins Are There?

One price tracker counted about 95 billion TRX in early November, and it shows no maximum supply. New TRX arrives with every block. The chain pays 8 TRX to the Super Representative that produces a block and shares 128 TRX among the top 127 candidates by votes.

That puts issuance at no more than 136 TRX a block. With a block every three seconds, the most the chain can mint is about 3.9 million TRX a day.

That's about 1.43 billion TRX a year, and a full day's maximum was worth about $1.25 million at TRX's $0.319 close.

Fees work the other way. Every TRX burned for energy or bandwidth is destroyed, and TRON's nodes keep a running count of burned TRX that stood at about 16.5 billion.

How Does TRON Choose Its Block Producers?

TRON elects its block producers by delegated proof of stake, a form of blockchain consensus. Each staked TRX gives you one vote. Votes are counted every six hours, and the 27 candidates with the most become Super Representatives, taking turns to produce a block every three seconds. The 27 seats and the three-second slot are fixed as constants in the java-tron node code.

Any account can apply to be a candidate for 9,999 TRX. The field is wide and the votes are not. In early November, 446 candidates competed for about 43.9 billion votes, and the 27 active Super Representatives held about 97% of them.

The ten largest held about 58% between them, a clear majority, and the single largest held about 11%.

The 27 also run TRON's governance. A proposal to change a network parameter passes with the approval of 18 of them, and the energy price is one of those parameters. It fell from 420 sun to 210 in September 2024 and to 100 in August 2025, a cut of more than three quarters in the price of each unit.

Is TRON Crypto Safe?

TRON has produced blocks since June 2018, and the risks that matter come from who controls it. The first is concentration. Eighteen Super Representatives can change what every user pays, and they answer to a vote that ten candidates dominate.

The second is the stablecoin itself. USDT's contract on TRON has an owner role and functions that can blacklist an address and destroy the USDT it holds. Another function can pause transfers of the token altogether. Holding USDT on TRON means trusting that owner as well as the chain.

The third is copies. Any account can deploy a TRC-20 token and give it any name, so a token called USDT proves nothing about who issued it. Check the contract address in the buying steps below before you accept a payment.

Staking carries its own lock. Unstaked TRX can be withdrawn only after a 14-day wait, so energy you buy by staking ties up your coins for at least two weeks.

The chain itself settles quickly. A transaction counts as final once 19 of the 27 Super Representatives have each produced a block at or after the one holding it, which the whitepaper puts at about a minute. Wait for that before you treat a large incoming payment as received.

How to Buy TRON Crypto

Phemex lists a TRX/USDT futures market and TRX spot pairs against USDT and USDC. TRX slipped 0.2% on the day of its early-November close, while the median of 139 Phemex perpetuals fell about 2.9%. Futures use leverage, and a leveraged position is closed automatically if losses push its margin below a set minimum, which is how liquidation in crypto trading works.

  1. Open a Phemex account and fund it with USDT.

  2. To own TRX, buy it on the TRX/USDT or TRX/USDC spot market.

  3. To trade TRX's price, open the TRX/USDT futures market and set stop-loss and take-profit orders before you enter.

  4. To use TRX on TRON itself, withdraw it to a TRON wallet. TRON addresses start with a T and are 34 characters long.

  5. Before you send or accept USDT on TRON, confirm the token's contract is TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t.

  6. Keep some TRX in the wallet, or stake it for energy, so your transfers don't burn coins you meant to keep.

Frequently Asked Questions

Is TRON crypto dead?

No. In two ten-minute samples in early November, the chain handled about 149 transactions a second at midday and about 68 a second at the day's end. TRON's whitepaper counts 397 million accounts by August 2026, up from more than 100 million in June 2022.

What is energy on TRON?

Energy is the resource a smart contract uses when it runs, and every USDT transfer needs it. A wallet without enough pays for it by burning TRX.

Who founded TRON?

TRON was founded by Justin Sun in 2017. Its network elected its first Super Representatives in June 2018, and those block producers have been chosen by TRX holders' votes ever since.

Bottom Line

TRON's cheap USDT transfers are prepaid. In both samples, the few senders with no energy burned $2 to $4 of TRX a transfer, and the rest drew on TRX that they or a delegator had staked in advance. Holding TRX on TRON is holding fuel for a stablecoin network, and the price of that fuel is a setting that 18 of 27 Super Representatives can change.

 

Disclaimer: This article is for informational purposes only and is not financial advice. Cryptocurrency trading involves substantial risk. Always do your own research before making investment decisions.

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