52Pi 4G/3G Cellular HAT for Raspberry Pi & Jetson Nano (Black)
Enhances single-board computer connectivity
Supports a wide range of communication protocols
Features onboard USB Type-C interface
Includes Mini PCI-E Socket and Nano SIM slot
Equipped with LED status indicators
The 52Pi 4G/3G Cellular HAT for Raspberry Pi & Jetson Nano (Black) enhances connectivity for a range of single-board computers including the Raspberry Pi Zero W/Zero WH/2B/3B+/4B and Jetson Nano, as well as others with a USB interface. This device supports a variety of communication protocols such as SMS, MMS, mail, TCP, UDP, DTMF, HTTP, and FTP. It features an onboard USB Type-C interface that allows for testing AT Commands and obtaining Internet Data. The product is equipped with a Mini PCI-E Socket that facilitates connection through a USB interface for LTE 4G/3G modules. It also includes a Nano SIM card slot that is compatible with both 1.8V and 3V SIM cards. For ease of monitoring, LED indicators are present to display the working status. The device also incorporates an onboard voltage translator and requires a 5V power supply. It is compatible with a range of Mini-PCIe LTE 4G/3G Modules including the Quectel EC20, HUAWEI ME909S-821, LONGSUNG U9300C, and SIM7600E-H.
Please note that the device should be handled with care, and it is important to ensure that the SIM card is compatible and correctly inserted to avoid any potential damage.
If you are not satisfied with a product purchased from the Site, you may request a return within 30 days from the delivery date, unless the product is listed under the Return Exceptions below or is subject to specific return conditions noted on the product page.
Returns under this policy concern non-defective products. In the case of a confirmed manufacturing defect, remedies are handled under the Warranty terms, at RoboItchi's discretion. See the Warranty section.
Return Conditions
To qualify for a refund under the 30-day return policy, all of the following conditions must be met:
A valid Return Authorization (RA) number must be obtained prior to returning the product. Returns without an RA number will be refused.
The RA number is valid for 30 days. The returned item must be received within that period.
The RA number must be included with the return.
Products must be returned in unused, unmodified condition (e.g., no scratches, alterations, missing parts, or signs of installation/use) and in their original packaging, suitable for resale.
Shipping fees are non-refundable. Return shipping costs are the responsibility of the customer, except in cases of a product confirmed defective through RoboItchi's troubleshooting process or of a verified shipping error by RoboItchi.
Refunds are processed within 7 days after receipt and inspection of the returned item.
A ¥10,000 cleaning fee may apply to domestic robots returned in used or unclean condition.
A 20% restocking fee may apply to large-quantity returns of items ordered specifically for the customer from the manufacturer or not part of RoboItchi's standard inventory.
Return Exceptions
The following products are not eligible for return or refund under this policy:
Used, damaged, or modified products — Items that show signs of use, wear, or alteration, making them unsuitable for resale.
Consumables — Use and wear-and-tear components, altered or depleted through use (e.g., batteries, belts, brushes, gears, filament, tires, disposable bags, lubricants, greases, waxes, etc.). Not eligible for return once opened or used.
Perishables — Goods liable to deteriorate or expire rapidly. Not eligible for return.
Sealed goods (health or hygiene) — Items sealed for health-protection or hygiene reasons (e.g., masks, gloves, odor-absorbing products). Not eligible for return once unsealed.
Build-it-yourself products and items requiring customer assembly — Including robots & kits, robot parts, and other products requiring assembly or soldering. Not eligible for return once assembled, soldered, or installed.
Digital Goods, Software, and Apps — Final sale only, due to licensing restrictions.
Clearance Items — Products identified as clearance or final sale, including end-of-life or discontinued items.
Custom-made, personalized, or special-order items — Products manufactured, configured, adapted, or built to the customer's own specifications and requirements.
On-Demand Items — Standard catalogue products not stocked by RoboItchi and ordered specifically to fulfill a customer request.
To request a return, submit a support ticket from your account under My Support Tickets to obtain a Return Authorization (RA) number. Returns without an RA number will be refused.