- \n
- Published capacity:<\/strong> 20000mAh; confirm nominal voltage, Wh rating and usable output.<\/li>\n
- Ver\u00f6ffentlichte Abmessungen:<\/strong> 105 \u00d7 53 \u00d7 50mm.<\/li>\n
- Separate Type-C port output:<\/strong> profiles up to 20V\/3.25A, a 65W mathematical maximum.<\/li>\n
- Built-in Type-C cable output:<\/strong> profiles up to 20V\/3A, a 60W mathematical maximum.<\/li>\n
- Published USB-A output:<\/strong> profiles up to 10V\/2.25A, or 22.5W.<\/li>\n
- OEM-Bestellmengen:<\/strong> 500, 1000 and 2000 pieces, subject to quotation and scope.<\/li>\n<\/ul>\n
Ver\u00f6ffentlichte technische Spezifikationen<\/h2>\n
\n\n
\n \nSpezifikation<\/th>\n Published J237 Data<\/th>\n<\/tr>\n<\/thead>\n \n Artikelnummer<\/td>\n J237 High Capacity Strap Cable Power Bank<\/td>\n<\/tr>\n \n Capacity<\/td>\n 20000mAh; nominal voltage and Wh not published<\/td>\n<\/tr>\n \n Abmessungen<\/td>\n 105 \u00d7 53 \u00d7 50mm<\/td>\n<\/tr>\n \n Weight<\/td>\n Not published<\/td>\n<\/tr>\n \n Material<\/td>\n Not published<\/td>\n<\/tr>\n \n Type-C Input<\/td>\n 5V\/3A, 9V\/3A, 12V\/3A, 15V\/3A, 20V\/3A<\/td>\n<\/tr>\n \n Type-C Output<\/td>\n 5V\/3A, 9V\/3A, 12V\/3A, 15V\/3A, 20V\/3.25A<\/td>\n<\/tr>\n \n Type-C Cable Input<\/td>\n 5V\/3A, 9V\/3A, 12V\/3A, 15V\/3A, 20V\/3.25A<\/td>\n<\/tr>\n \n Type-C-Kabelausgang<\/td>\n 5V\/3A, 9V\/3A, 12V\/3A, 15V\/3A, 20V\/3A<\/td>\n<\/tr>\n \n USB-A Output<\/td>\n 5V\/3A, 9V\/2A, 12V\/1.67A, 10V\/2.25A<\/td>\n<\/tr>\n \n Total Shared Output<\/td>\n Not published<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n These are published platform figures, not a substitute for the buyer-approved datasheet or test evidence. Confirm the cell, nominal voltage, Wh rating, rated capacity, usable energy, weight, material, protocols, cable construction, display logic, output allocation, test conditions and final labels before quotation or mass production.<\/em><\/p>\n
65W Type-C Port and 60W Cable Output<\/h2>\n
The separate Type-C port lists a 20V\/3.25A output profile, while the built-in cable output stops at 20V\/3A. Buyers should preserve this distinction in specifications and marketing. These voltage-current profiles do not by themselves prove PD, PD 3.1, laptop compatibility, sustained full-power delivery or device-specific speed. Request controller data, protocol analyzer logs, source and sink matrices, cable capability information, charger and target-device tests, voltage stability, protection thresholds and temperature results.<\/p>\n
Bidirectional Strap Cable and Mechanical Durability<\/h2>\n
The built-in Type-C strap cable is listed for both input and output, but the voltage table does not establish conductor gauge, jacket material, bend life, plug-cycle rating, pull strength, connector retention, voltage drop, temperature rise or suitability as a carrying strap. Buyers should request cable and wiring drawings, material declarations, bend and pull tests, connector-wear data, electrical-loss and temperature tests, storage and retention tests, failure-mode records and production inspection procedures.<\/p>\n
USB-A, Shared Output and Multi-Device Testing<\/h2>\n
The USB-A row reaches 10V\/2.25A, a mathematical 22.5W profile. The page does not publish a total shared-power value, simultaneous-output matrix, priority logic or behavior when the port, strap cable and USB-A output are used together. Individual maximum profiles must not be added together as guaranteed simultaneous power. Buyers should request every required combination test, including total and per-output power, voltage stability, protocol behavior, temperature rise, protection response and output reduction rules.<\/p>\n
Battery Energy, Transport, Material and Thermal Evidence<\/h2>\n
The page lists 20000mAh but does not publish nominal voltage, Wh rating, rated output, weight, material or verified usable energy. Capacity in mAh alone is not transport or airline approval. Buyers should request the cell and pack configuration, final Wh label, discharge and conversion-efficiency tests, transport-test summary, shipping documents, measured weight, material declaration, display accuracy, continuous high-power and shared-load temperature tests, protection thresholds, drop and vibration results and lot-level inspection criteria.<\/p>\n
OEM- und ODM-Mengenstaffeln<\/h2>\n
- \n
- 500 St\u00fcck:<\/strong> standard OEM logo and packaging on the existing J237 platform.<\/li>\n
- 1.000 St\u00fcck:<\/strong> project review for an approved housing color, documentation, packaging, display style or cable-finish change.<\/li>\n
- 2.000 St\u00fcck:<\/strong> deeper ODM review involving the strap cable, battery, PCBA, firmware, thermal design, connector system, display or enclosure.<\/li>\n<\/ul>\n
Final MOQ, colors, samples, tooling, pricing, lead time, compatibility, labeling, certification, warranty, package contents and inspection criteria must be confirmed in the quotation and approved production specification.<\/p>\n
Pr\u00fcfcheckliste f\u00fcr B2B-Eink\u00e4ufer<\/h2>\n
- \n
- Confirm the cell, nominal voltage, Wh rating, rated capacity, usable output and transport documentation.<\/li>\n
- Keep the 65W port profile and 60W cable output separate in the approved datasheet and marketing.<\/li>\n
- Verify protocols, charger requirements and target devices with controller data and analyzer logs.<\/li>\n
- Request strap-cable bend, pull, retention, plug-cycle, voltage-drop and temperature evidence.<\/li>\n
- Approve total shared output, allocation logic, protection response, sustained-load and thermal results.<\/li>\n
- Confirm weight, material, display accuracy, labels, manuals, accessories, warranty and inspection criteria.<\/li>\n<\/ul>\n
J237 Product Images<\/h2>\n
![\"J237](\"https:\/\/www.yulidapower.com\/wp-content\/uploads\/2026\/07\/J237-power-dis01.webp\")
<\/div>\n![\"J237](\"https:\/\/www.yulidapower.com\/wp-content\/uploads\/2026\/07\/J237-power-dis02.webp\")
<\/div>\n![\"J237](\"https:\/\/www.yulidapower.com\/wp-content\/uploads\/2026\/07\/J237-power-dis03.webp\")
<\/div>\n![\"J237](\"https:\/\/www.yulidapower.com\/wp-content\/uploads\/2026\/07\/J237-power-dis04.webp\")
<\/div>\n![\"J237](\"https:\/\/www.yulidapower.com\/wp-content\/uploads\/2026\/07\/J237-power-dis05.webp\")
<\/div>\n![\"J237](\"https:\/\/www.yulidapower.com\/wp-content\/uploads\/2026\/07\/J237-power-dis06.webp\")
<\/div>\n![\"J237](\"https:\/\/www.yulidapower.com\/wp-content\/uploads\/2026\/07\/J237-power-dis07.webp\")
<\/div>\n![\"J237](\"https:\/\/www.yulidapower.com\/wp-content\/uploads\/2026\/07\/J237-power-dis08.webp\")
<\/div>\nH\u00e4ufig gestellte Fragen: J237 High Capacity Strap Cable Power Bank<\/h2>\n
\n1. What specifications are confirmed for the J237?<\/h3>\n
The published J237 specification lists 20000mAh capacity, a 105 \u00d7 53 \u00d7 50mm body, Type-C input profiles up to 20V\/3A, Type-C output profiles up to 20V\/3.25A, built-in Type-C cable input profiles up to 20V\/3.25A, built-in cable output profiles up to 20V\/3A and USB-A output profiles up to 10V\/2.25A. Final battery configuration, protocols, usable energy, labeling and output behavior should be confirmed on the approved production datasheet.<\/p>\n<\/div>\n
\n2. What devices and charging protocols can use the J237 high-power Type-C output?<\/h3>\n
The 20V\/3.25A port profile and 20V\/3A cable profile establish published electrical levels, but they do not by themselves prove a named protocol, universal laptop compatibility, device-specific charging speed or a fixed runtime gain. Buyers should request the controller and protocol specification, supported profile matrix, negotiation logs, cable capability, protection behavior and tests for the exact laptops, tablets, phones or other target devices.<\/p>\n<\/div>\n
\n3. How many device charges can the J237 provide?<\/h3>\n
The page lists 20000mAh but does not publish verified usable output energy, conversion efficiency, device charge counts, recharge time, cycle life or test conditions. Results depend on cell voltage and configuration, output profile, conversion losses, cable losses, temperature, battery age and target-device behavior. Buyers should request discharge-energy curves and device-charge tests with clearly stated conditions before publishing runtime or charge-count claims.<\/p>\n<\/div>\n
\n4. What should buyers verify about the J237 strap-style Type-C cable?<\/h3>\n
The voltage and current profiles do not establish conductor gauge, jacket material, bend life, plug-cycle rating, pull strength, connector retention, voltage drop, temperature rise, mechanical load capacity or suitability for use as a carrying strap. Buyers should request cable drawings, material declarations, bend and pull tests, connector-wear data, electrical-loss and temperature tests, failure-mode records and production inspection procedures.<\/p>\n<\/div>\n
\n5. What transport and airline evidence should J237 buyers request?<\/h3>\n
The current table does not publish the battery nominal voltage, rated energy in watt-hours, transport test status or final label details. Capacity in mAh alone is not an airline approval. Buyers should verify the rated energy printed on the final product, battery configuration, transport test summary, shipping documents, packaging and labeling requirements, carrier and airline rules, and current requirements for every market and route.<\/p>\n<\/div>\n
\n6. What thermal and simultaneous-output evidence should J237 buyers request?<\/h3>\n
The page does not publish a verified thermal architecture, sensor locations, protection thresholds, ventilation design, enclosure material, continuous high-power test, simultaneous-output matrix, shared-power limit or port priority. Buyers should request temperature-rise and abnormal-operation tests, thermal images, protection data, cell and PCBA records, tests for each required output combination, aging procedures and final-sample inspection results.<\/p>\n<\/div>\n
\n7. What OEM and ODM options are available for the J237?<\/h3>\n
Standard OEM service starts at 500 pieces for logo and packaging on the existing J237 platform. Light customization, such as an approved housing color, documentation, packaging, display style or cable-finish change, generally starts at 1000 pieces. Strap cable, battery, PCBA, firmware, thermal design, connector system, display system or enclosure changes are deeper ODM work and generally start at 2000 pieces. Final MOQ, colors, samples, tooling, lead time, compatibility, labeling and certification scope must be confirmed in the quotation.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"
20000mAh Strap-Cable Platform<\/strong> – J237 combines a separate Type-C port, bidirectional Type-C strap cable, USB-A output and digital display in a 105 x 53 x 50mm body.<\/p>\n
Distinct High-Power Profiles<\/strong> – The Type-C port reaches 20V\/3.25A, a 65W profile, while built-in cable output reaches 20V\/3A, a 60W profile.<\/p>\n
Buyer Verification Required<\/strong> – Protocols, Wh rating, weight, material, total shared output, cable durability and thermal performance require approved evidence. OEM MOQ starts at 500 pieces.<\/p>","protected":false},"featured_media":16691,"comment_status":"open","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false},"product_brand":[],"product_cat":[55],"product_tag":[],"class_list":["post-16703","product","type-product","status-publish","has-post-thumbnail","product_cat-power-bank-with-built-in-cable","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.yulidapower.com\/de\/wp-json\/wp\/v2\/product\/16703","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yulidapower.com\/de\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.yulidapower.com\/de\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yulidapower.com\/de\/wp-json\/wp\/v2\/comments?post=16703"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yulidapower.com\/de\/wp-json\/wp\/v2\/media\/16691"}],"wp:attachment":[{"href":"https:\/\/www.yulidapower.com\/de\/wp-json\/wp\/v2\/media?parent=16703"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.yulidapower.com\/de\/wp-json\/wp\/v2\/product_brand?post=16703"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.yulidapower.com\/de\/wp-json\/wp\/v2\/product_cat?post=16703"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.yulidapower.com\/de\/wp-json\/wp\/v2\/product_tag?post=16703"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
- 1.000 St\u00fcck:<\/strong> project review for an approved housing color, documentation, packaging, display style or cable-finish change.<\/li>\n
- Ver\u00f6ffentlichte Abmessungen:<\/strong> 105 \u00d7 53 \u00d7 50mm.<\/li>\n