Description
AJ38 is a 10000mAh AC plug power bank platform with an attached Type-C cable, front power display, and folding wall plug. The published specification lists 38.5Wh at 3.85V, Type-C cable input and output profiles up to 20V/1.75A with 35W maximum cable output, and AC charging input of 110-240V at 50/60Hz with 5V/2A total output in AC mode. Plug type, pass-through power allocation, protocols, material designation, safety scope, and target-market compliance require confirmation on the approved production specification and sample.
AJ38 AC Plug Power Bank at a Glance
- Published capacity: 10000mAh / 38.5Wh / 3.85V.
- Charging design: folding AC plug plus attached Type-C cable.
- Published cable output: profiles up to 20V/1.75A with 35W maximum.
- Published AC mode: 110-240V, 50/60Hz, 0.3A maximum input; 5V/2A total output.
- Physical data: 121 × 52.5 × 38mm, 273g, front power display, and published PV + ABS material label.
- OEM order tiers: 500, 1000, and 2000 pieces, subject to the approved quotation and project scope.
Published Technical Specifications
| Specification | Published AJ38 Data |
|---|---|
| Item No. | AJ38 AC Plug Power Bank 35W Fast Charge |
| Capacity | 10000mAh / 38.5Wh / 3.85V |
| Size | 121 × 52.5 × 38mm |
| Weight | 273g |
| Material | PV + ABS (published label; exact material grade requires confirmation) |
| Type-C Cable Input | 5V/2A, 9V/3A, 12V/2.5A, 15V/2A, 20V/1.75A |
| Type-C Cable Output | 5V/2A, 9V/3A, 12V/2.5A, 15V/2A, 20V/1.75A (35W max) |
| AC Charging Mode | Input: 110-240V, 50/60Hz, 0.3A max; total output: 5V/2A |
These are published model figures, not a substitute for the buyer-approved datasheet or safety file. Confirm cell configuration, rated energy, material grade, protocols, AC plug system, operating modes, test conditions, labels, and certification scope before quotation, mass production, or target-market use.
AC Mode and 35W Cable Mode Are Different
The attached Type-C cable is listed with output profiles up to 20V/1.75A and a 35W maximum. In contrast, the published AC charging mode lists 5V/2A total output. The 35W cable maximum should not be presented as the guaranteed output while the unit is connected to wall power. If pass-through charging is required, buyers should confirm power allocation, recharge and output sequence, supported-device behavior, temperature rise, protection response, and continuous-load results for the current PCBA version.
Folding AC Plug, Regional Compatibility, and Safety Verification
The listed 110-240V, 50/60Hz input range describes electrical input only; it does not guarantee physical outlet compatibility or approval in every country. Buyers should confirm the production plug type, regional adapter requirements, hinge and folding-cycle tests, plug retention, contact temperature, insulation, dielectric strength, abnormal-operation protection, creepage and clearance design, labeling, and applicable target-market safety reports for the final configuration.
Attached Type-C Cable Profiles and Durability Checks
The cable input and output tables list the same voltage/current profiles, with output marked up to 35W. These values do not by themselves confirm a named protocol, fixed recharge time, device-specific speed, conductor gauge, jacket material, bend life, pull strength, plug-cycle durability, voltage drop, or temperature rise. Request controller and cable specifications, protocol analyzer logs, charger/device tests, bend, pull, insertion and retention tests, electrical-loss data, and production inspection criteria.
Display, Size, Weight, Material, and Color Approval
AJ38 product artwork shows a front power readout and blue, pink, orange, green, black, and white color concepts. Buyers should confirm display content and accuracy, available production colors, color standards, finish, dimensions, 273g weight, tolerances, and logo area on a production-intent sample. The page currently lists PV + ABS; request the exact resin names, supplier grades, material datasheets, restricted-substance declarations, and confirmation that the production housing matches the tested material record.
OEM and ODM Quantity Tiers
- 500 pieces: standard OEM logo and packaging on the existing AJ38 platform.
- 1000 pieces: project review for confirmed color, documentation, or packaging changes.
- 2000 pieces: deeper ODM review involving the plug system, PCBA, firmware, battery, cable, thermal design, display, housing material, or structural changes.
Final MOQ, plug type, scope, samples, tooling, pricing, lead time, compatibility, labeling, certification, warranty, and inspection criteria must be confirmed in the quotation and approved production specification.
B2B Buyer Verification Checklist
- Confirm cell and battery configuration, 38.5Wh label, usable-energy method, transport records, and lot-level capacity controls.
- Separate AC-mode 5V/2A behavior from the cable’s published 35W maximum in specifications and marketing.
- Request AC plug electrical, mechanical, temperature, insulation, abnormal-operation, and target-market safety evidence.
- Verify cable protocols, analyzer logs, charger/device behavior, electrical loss, durability, retention, and thermal performance.
- Approve display, colors, exact material grade, logo, packaging, labels, manuals, compliance scope, warranty, and inspection criteria in writing.
AJ38 Product Images








Frequently Asked Questions: AJ38 AC Plug Power Bank
1. What charging specifications are confirmed for the AJ38?
The built-in Type-C cable supports input and output profiles of 5V/2A, 9V/3A, 12V/2.5A, 15V/2A, and 20V/1.75A, with cable output rated up to 35W. Actual charging power and time depend on the connected device, supported protocol, battery temperature, cable condition, and state of charge. Device-specific speed claims should be validated with the target phone, tablet, or laptop during sample approval.
2. How does the AJ38 built-in AC plug recharge the power bank?
The published AC specification lists 110–240V, 50/60Hz input with 0.3A maximum. This allows the AJ38 to recharge from a compatible wall outlet without a separate USB wall charger. The final plug shape, regional safety requirements, recharge time, and operating temperature should be confirmed on the approved production sample and target-market datasheet.
3. Can the AJ38 be used with wall outlets in different countries?
The listed electrical input range is 110–240V at 50/60Hz, but electrical compatibility does not guarantee physical compatibility with every outlet or regulatory approval in every country. Buyers should confirm the production plug type, any required travel adapter, target-market certification, labeling, and local electrical requirements before ordering or travel use.
4. What output is available while the AJ38 is connected to AC power?
The current specification lists AC Charging Mode with a total output of 5V/2A. This AC-mode rating should not be confused with the cable’s maximum 35W output when operating under other supported conditions. Buyers who require pass-through charging should confirm the power allocation, charging sequence, supported-device behavior, and temperature-rise test results for the current PCBA version.
5. What are the confirmed capacity, size, weight, and material of the AJ38?
The published specification lists 10000mAh, 38.5Wh at 3.85V, a body size of 121 × 52.5 × 38mm, a weight of 273g, and PV + ABS material. These values are useful for initial product comparison, while the final material grade, battery-cell supplier, tolerance, and labeled watt-hour rating should be confirmed in the approved bill of materials and production datasheet.
6. How should buyers evaluate the folding AC plug’s durability and safety?
The current product page confirms a folding AC plug but does not publish a verified folding-cycle rating. Buyers should request the hinge-cycle test method and result, plug-retention data, contact-temperature test, insulation and dielectric-strength results, abnormal-operation protection information, and the applicable safety reports for the final production configuration.
7. What OEM and ODM options are available for the AJ38?
Standard OEM service starts at 500 pieces for logo and packaging on the existing AJ38 platform. Light customization, such as confirmed color, documentation, or packaging changes, generally starts at 1,000 pieces. Plug-system, PCBA, firmware, battery, or structural changes are treated as deeper ODM work and generally start at 2,000 pieces. Final MOQ, plug type, lead time, tooling, and certification scope must be confirmed in the quotation.






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