Financial Infrastructure

Our tech team combines big-tech expertise with blockchain specialization, while support staff deliver prompt assistance. Professional technical team provides round-the-clock support for prompt issue resolution. Servers deployed worldwide with 24/7 availability guarantee low-latency, high-efficiency service. 24/7 automatic energy monitoring and refill service for uninterrupted blockchain operations Follow CatFee.IO's official channel @CatFeeOfficial for latest updates, service enhancements and promotions! Learn how to optimize TRC-20 transfers and lower network costs through resource management.
Personal — buy TRX Energy in minut


Our aim is to provide TRON traders with a lower burning fee for energy consumption, greater discounts, and a safer and more efficient energy self-rental TronMax USDT transfer savings service. CatFee delivers secure, stable TRON energy renting with competitive pricing and professional support for optimal blockchain participation. Trusted by users worldwide for its speed, reliability, and global service. Developer-friendly REST API service with multi-language support!
How to Use Energy Rental on CoolWallet
While TRON Energy prices fluctuate with supply and demand, the rental model remains more stable than direct burning. Frequent users save between 30 % and 60 % of fees depending on transaction flow, market rates, and token type. Instead of burning TRX each time you send tokens, the rented resource covers the same network load at a fraction of the price. When your wallet has no Energy, TRC20 transaction fees are covered by burning TRX — 6.5 to 13 TRX per transfer. Renting is instant, cost-efficient, and ideal for both traders and developer


Operating since 2022, our TRON Energy rent service has TronMax USDT transfer savings processed millions of TRC‑20 transfers. The system maintains 99.9% uptime, with all operations verifiable through on-chain transaction hashes. All wallet operations are fully transparent on-chain and AML-compliant. Each method fits a different workflow, from quick manual control to full backend integration. TRON Energy rent supports several integration methods for individual users, teams, and developers. You can configure thresholds, spending limits, and webhook alerts for full control.
What Is TRON Energy Rent


Operating since 2022, our TRON Energy rent service has processed millions of TRC‑20 transfers. REST and WebSocket APIs give full control via /buyenergy, /refill, /balance, and /cost. This mode is ideal for exchanges, payment bots, and dApps with fluctuating transaction volumes. It’s ideal for businesses processing up to 200 transactions per day. After each transfer, the system automatically delegates enough Energy for one more, so you’re always prepared to send again without interruption. Each plan offers tailored energy solutions to help you reduce fees and maximize efficienc

Trace illicit activity and analyze networks
When the holder wants to obtain the right to use off-chain resources from the RP, the number of the DToken status decreases by 1. When the holder wants to obtain the right to use off-chain resources from the RP, the DToken status needs to be set to "used" first. This is a step towards developing a reliable, trust based ecosystem. Resource and data exchange is carried out via GREP by implementing a reputation system that is based on transaction ratings. The complete process is described in the use case section. The entire resource circulation process involves resource preparation, resource release, resource transaction, profit distribution and post-transaction revie


Refunds can potentially become one of the main issues of decentralized multi seller marketplaces due to the fact that the transactions written in a block are irreversible. However, after the data validation process, it is encrypted and stored by using blockchain technology and distributed ledger, so the other users cannot access it. Personal information about users is limited to their digital signature to enable privacy and confidentiality.When TronMax USDT transfer savings a user makes public transactions, their unique code, called a public key, is recorded on the blockchain, not their personal information. Indeed, transactions can be completed quickly since the best blockchain marketplace enables instant validatio

Save up to $1.5 per TRC-20 transfer with TRX Energy rent
Energy and Bandwidth are system resources on the TRON blockchain. Our platform provides ready-to-use energy for your smart contracts at minimal fees. It must be large enough to cover the transaction as if you were paying for it entirely by burning TRX, with no rented energy at all.
Fully automated Energy delegation
Sending 0.1 USDT and paying the Energy Rental fee with the native token TRX. The entire process involves no asset custody or private key sharing, preserving full self-custody and on-chain transparency while reducing transaction costs. All transactions must be signed by the user, ensuring full control over assets. For users who prioritize security, private keys remain securely stored in the secure chip of the CoolWallet hardware wallet throughout the Energy Rental process. For users sending USDT, this means they can transfer USDT even without holding TRX, offering greater payment flexibility and easier cost contro