FCC ID 2BOXS-SOLARX4K
Solar Charge Controller
by BLUETTI POWER INC
Grantee Code: 2BOXS Product Code: SOLARX4K
Latest application date: 2025-09-08
FCC ID Device Details
| FCC ID | 2BOXS-SOLARX4K |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BOXS |
| Product Code | SOLARX4K |
| Applicant Business | BLUETTI POWER INC 🇺🇸 |
| Related Domains |  bluetti.com |
| Equipment Class | Solar Charge Controller |
| Test Firm | SHENZHEN TONGCE TESTING LAB |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2412-2462 MHz | Change in identification of presently authorized equipment. Original FCC ID: 2AYT3-SOLARX4K Grant Date: 08/19/2025 | 2025-09-08 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manua | Users Manual | 2026-03-08 | PDF 4.5 MB |
| Exernal Photos | External Photos | 2026-03-08 | PDF 784.8 KB |
| Label | ID Label/Location Info | 2025-09-08 | PDF 300.8 KB |
| 2.911_(d)(5)(i) (ii)Certification Equipment Type v1.2 | Attestation Statements | 2025-09-08 | PDF 67.3 KB |
| Attestation_Statements_Kaspersky_Rev 1.0 | Attestation Statements | 2025-09-08 | PDF 137.4 KB |
| U.S. Agent Letter of Attestation _Rev1.0 | Attestation Statements | 2025-09-08 | PDF 67.1 KB |
| FCC Authorization from Original Grantee for ID change Rev1.0 | Cover Letter(s) | 2025-09-08 | PDF 89.5 KB |
| FCC Change in ID Request_Rev1.0 | Cover Letter(s) | 2025-09-08 | PDF 156.8 KB |
| FCC-Confidentiality-Request_Rev1.1 | Cover Letter(s) | 2025-09-08 | PDF 70.4 KB |
| FCC-POA_Rev1.0 | Cover Letter(s) | 2025-09-08 | PDF 65.1 KB |
Application Information
| Application ID | KJiy9ZF/Nx4Djs9Bv/bxAg== |
|---|---|
| Final Action Date | 2025-09-08 |
| Application Purpose | Change in identification of presently authorized equipment. Original FCC ID: 2AYT3-SOLARX4K Grant Date: 08/19/2025 |
| Applicant FRN | 0033559824 |
| Model | SOLARX4K |
| Frequency Range | 2412-2462 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | Solar Charge Controller |
| Responsible Party | sean wang, CEO, sean.wang@bluetti.com , (917) 287-8636 1 |
| Test Firm | Beryl Zhao, SHENZHEN TONGCE TESTING LAB, berylzhao@tct-lab.com  , +8675527208735 |
| TCB Email | joe_chew@derycom-us.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 03/08/2026 |
| Long-Term Confidentiality | Yes |
| Grant Deferral | No |
| Modular Equipment | Does not apply |
| Composite Device | No |
| Composite Part | No |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
| Grant Comments | Output power listed is conducted power. This device contains 20 and 40 MHz signal bandwidth. The antenna used with this transmitter must be installed to provide a minimum separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi- transmitter product procedures. End-users must be provided with operating procedures for satisfying RF exposure compliance. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| KJiy9ZF/Nx4Djs9Bv/bxAg== | 2025-09-08 | Change in identification of presently authorized equipment. Original FCC ID: 2AYT3-SOLARX4K Grant Date: 08/19/2025 |
Equipment Authorization
| Frequency | Output |
|---|---|
| 2402-2480 MHz | 0.0824 |
| 2412-2462 MHz | 0.0899 |
Grants
TCB Grant - Application KJiy9ZF/Nx4Djs9Bv/bxAg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
DERYCOM CERTIFICATION SERVICES, INC. 1100 Falcon Avenue Glencoe, MN 55336 |
Date of Grant: 09/08/2025 Application Dated: 09/08/2025 |
| BLUETTI POWER INC |
| 3037 E. Warm Springs Rd. Suite |
| 200 - Office #9 |
| Las Vegas, NV 89120 |
| Attention: sean wang , CEO |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | 2BOXS-SOLARX4K |
| Name of Grantee: | BLUETTI POWER INC |
| Equipment Class: | Digital Transmission System |
| Notes: | Solar Charge Controller |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0824 | |||
| 15C | 2412.0 - 2462.0 | 0.0899 |
| Output power listed is conducted power. This device contains 20 and 40 MHz signal bandwidth. The antenna used with this transmitter must be installed to provide a minimum separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi- transmitter product procedures. End-users must be provided with operating procedures for satisfying RF exposure compliance. |