FCC ID 2BEXG-LTM48XX
MPPT Solar Charge Controller
by Guangzhou Limu Electronics Technology Co.,Ltd
Grantee Code: 2BEXG Product Code: LTM48XX
Latest application date: 2026-09-17
FCC ID Device Details
| FCC ID | 2BEXG-LTM48XX |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BEXG |
| Product Code | LTM48XX |
| Applicant Business | Guangzhou Limu Electronics Technology Co.,Ltd 🇨🇳 |
| Related Domains |  miramontsolutions.com |
| Equipment Class | MPPT Solar Charge Controller |
| Test Firm | Shenzhen ZKT Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2412-2462 MHz | Original Equipment | 2026-09-17 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| ID label and location | ID Label/Location Info | 2026-09-17 | PDF 375.1 KB |
| Antenna Specification | Test Report | 2026-09-17 | PDF 723.9 KB |
| Test report 2.4G WIFI | Test Report | 2026-09-17 | PDF 3.4 MB |
| Test report BLE | Test Report | 2026-09-17 | PDF 1.8 MB |
| Attestation Statement | Attestation Statements | 2026-09-17 | PDF 151.2 KB |
| Kaspersky Statement | Attestation Statements | 2026-09-17 | PDF 304.8 KB |
| Product similarity Declaration | Attestation Statements | 2026-09-17 | PDF 134 KB |
| TCB_validation_US_agent_process | Attestation Statements | 2026-09-17 | PDF 1.6 MB |
| Us_Agent | Attestation Statements | 2026-09-17 | PDF 101.4 KB |
| Confidentiality | Cover Letter(s) | 2026-09-17 | PDF 179.8 KB |
| Letter Authorization | Cover Letter(s) | 2026-09-17 | PDF 76 KB |
| MPE | RF Exposure Info | 2026-09-17 | PDF 137.3 KB |
| User manual Metadata only | Users Manual | 2027-03-16 | PDF 5 MB |
| Internal photos Metadata only | Internal Photos | 2027-03-16 | PDF 2 MB |
| External photos Metadata only | External Photos | 2027-03-16 | PDF 1.9 MB |
| Test Setup photo Metadata only | Test Setup Photos | 2027-03-16 | PDF 698.7 KB |
| Block Diagram Metadata only | Block Diagram | PDF 412.4 KB | |
| Schematics Metadata only | Schematics | PDF 155.8 KB | |
| Operational Description Metadata only | Operational Description | PDF 208.5 KB |
Application Information
| Application ID | ku5eb/SEwLaUE2Cjscl0vg== |
|---|---|
| Final Action Date | 2026-09-17 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0034846873 |
| Model | LTM48XX |
| Frequency Range | 2412-2462 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | MPPT Solar Charge Controller |
| Responsible Party | Musk zhang, 986250419@qq.com  , 18906679427 |
| Technical Contact | Musk zhang, Guangzhou Limu Electronics Technology Co.,Ltd, 986250419@qq.com , 0086 18906679427 |
| Non-Technical Contact | Wenyi Wang, MIRAMONT SOLUTIONS LLC, wenyiwang@miramontsolutions.com , (951) 401-3633 |
| Test Firm | Lake Xie, Shenzhen ZKT Technology Co., Ltd., zkt@zkt-lab.com  , 86-13620010775 |
| TCB Email | elabscert@applus.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Does not apply |
| Composite Device | No |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| ku5eb/SEwLaUE2Cjscl0vg== | 2026-09-17 | Original Equipment |
Grants
TCB Grant - Application ku5eb/SEwLaUE2Cjscl0vg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
LGAI Technological Center S.A. (APPLUS) Ronda de la Font del Carme, s/n <BR>P.O. Box 08193, Barcelona, Spain |
Date of Grant: 09/17/2026 Application Dated: 09/16/2026 |
| Guangzhou Limu Electronics Technology Co.,Ltd |
| 301, No. 5 Xiaojing East Road, |
| Huangpu District, Guangzhou City |
| Guangzhou, China |
| Attention: Musk zhang , |
| 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: | 2BEXG-LTM48XX |
| Name of Grantee: | Guangzhou Limu Electronics Technology Co.,Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | MPPT Solar Charge Controller |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.00107 | |||
| 15C | 2412.0 - 2462.0 | 0.04102 |
| Output power listed is conducted power.The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons. End-users must be provided with operating procedures for satisfying RF exposure compliance. The device contains 20MHz signal bandwidth. |