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checked","scope":"product_record","jurisdiction":null,"source_ids":[],"event_id":"evt_4c84ef47302e63d1fc9fb8928e8ad30eeb1f1b3e250cdf912553386ace2a6c35"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","object_id":null,"date":"2026-09-04","event_type":"market_evidence_checked","summary":"US market evidence checked","scope":"market_overlay","jurisdiction":"US","source_ids":["src_6774858d62cf3179ffe77eaabe73f195c5c9e1af39f5fd307749420490e479cc","src_a13662b3a72ed9ea9e1f96e9e9000273dcc7861cffd2fa2c1fdc044c633d52ee","src_a8ea95e3cbc8c55f0eb2f15b84bc4a3707b427af3b6ad3bb7f5ece273ec03549","src_db2c9ef37e08a5c3f57b8b0541f8bdf114ba561b59ec4498fc101d23ce79118b"],"event_id":"evt_cc0d3e7e83339a4b24076b659806e977b7887e40256fd497411eb471f0d2faea"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","object_id":null,"date":"2026-09-01","event_type":"market_evidence_checked","summary":"DE market evidence checked","scope":"market_overlay","jurisdiction":"DE","source_ids":["src_6774858d62cf3179ffe77eaabe73f195c5c9e1af39f5fd307749420490e479cc","src_a13662b3a72ed9ea9e1f96e9e9000273dcc7861cffd2fa2c1fdc044c633d52ee","src_db2c9ef37e08a5c3f57b8b0541f8bdf114ba561b59ec4498fc101d23ce79118b"],"event_id":"evt_cfe453abda086ebe881c3b0d05b1e81c570345d9a4eee2300efd0b65b417d811"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","object_id":null,"date":"2026-08-06","event_type":"market_evidence_checked","summary":"AU market evidence checked","scope":"market_overlay","jurisdiction":"AU","source_ids":["src_080ff7383ef8359a20b36f3a61f082b3827eeb032cc46d2f3694c5d5f8b425ef","src_c68c58848a206d28acf15838352f53c1eeaae3824b97c17e849c37fe6f52d731","src_d1a926ba3f1c59ec40c42a8b334607337a227b3cc93e0a782eb56ca16ef64c53"],"event_id":"evt_b02d8e52a1f8a38870d6b9d0f28a9ba33bfb74789ecb2c322df1c9ef5fea2b0f"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","object_id":null,"date":"2026-07-16","event_type":"benchmark_evidence_checked","summary":"Series benchmark evidence checked","scope":"scored_benchmark","jurisdiction":"AU","source_ids":["src_c68c58848a206d28acf15838352f53c1eeaae3824b97c17e849c37fe6f52d731"],"event_id":"evt_bcfe4b8735181115af2abbc214c03be53b3a980ac8e59955b40d2f4baee61dd6"}]},"change_history":{"schemaVersion":"1.0.0","baseline":{"dataset_revision":"rel_bcce8c246a65d51663134988c0ee07203ae81007281b5169834d130773e56cf0","product_count":232,"recorded_at":"2026-08-16","recorded_at_basis":"latest_record_date_in_baseline"},"current_release_id":"rel_74f929e687d073b4f661de6f30062a5a452ece4c18e4e1d123f3697856ddc908","events":[{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_0b105106d978890a8d7d9f49727ec6fe4c5a00d8b1cfe5d4c98b029c72dc3b08","event_type":"field_changed","field_path":"market.AU.certifications","field_label":"AU Certifications","before":["The exact Australian JAM54D41 430-455/LB/1500V manufacturer sheet publishes IEC 61215 and IEC 61730 qualification."],"after":["The Clean Energy Regulator approved-module list (export of 24 September 2026) lists JAM54D41-455/LB (IEC 61215-2021) from JA Solar Technology Co Ltd, approved 23 January 2025 and expiring 23 January 2028. It has no unexpired row for the /1500V designation: JAM54D41-440/LB/1500V, listed under Shanghai JA Solar Technology Co Ltd, expired on 31 March 2025. The maker's later Australian sheet (Aus-EN-20250109A) covers JAM54D41-430/LB to JAM54D41-455/LB without the /1500V suffix and differs from the AUS-EN-20230731A sheet used for this record.","The exact Australian JAM54D41 430-455/LB/1500V manufacturer sheet publishes IEC 61215 and IEC 61730 qualification."],"summary":"AU Certifications updated in the publication","scope":"market_overlay","jurisdiction":"AU","valid_from":null,"valid_to":null,"recorded_at":"2026-10-07","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_080ff7383ef8359a20b36f3a61f082b3827eeb032cc46d2f3694c5d5f8b425ef","src_c68c58848a206d28acf15838352f53c1eeaae3824b97c17e849c37fe6f52d731","src_d1a926ba3f1c59ec40c42a8b334607337a227b3cc93e0a782eb56ca16ef64c53"],"event_id":"chg_c4e389da796347dfa56e005f3240cfeebd843b5da4d5a45640ed9a06c10e68c7"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_0b105106d978890a8d7d9f49727ec6fe4c5a00d8b1cfe5d4c98b029c72dc3b08","event_type":"field_changed","field_path":"market.AU.source_urls","field_label":"AU Evidence sources","before":["https://www.jasolar.com/uploadfile/2024/0112/20240112034704258.pdf","https://www.jasolar.com/uploadfile/fujian/2025/1017/c533a11cf141e54.pdf"],"after":["https://www.jasolar.com/uploadfile/2024/0112/20240112034704258.pdf","https://www.jasolar.com/uploadfile/fujian/2025/1017/c533a11cf141e54.pdf","https://www.jasolar.com/uploadfile/fujian/2026/0706/a8b4b3eb5bc4858.pdf"],"summary":"AU Evidence sources updated in the publication","scope":"market_overlay","jurisdiction":"AU","valid_from":null,"valid_to":null,"recorded_at":"2026-10-07","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_080ff7383ef8359a20b36f3a61f082b3827eeb032cc46d2f3694c5d5f8b425ef","src_c68c58848a206d28acf15838352f53c1eeaae3824b97c17e849c37fe6f52d731","src_d1a926ba3f1c59ec40c42a8b334607337a227b3cc93e0a782eb56ca16ef64c53"],"event_id":"chg_c231efa4334d6b6eecb23dbd7a182f171f7e7593b3d539c70084ac476dcdd37b"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_0b105106d978890a8d7d9f49727ec6fe4c5a00d8b1cfe5d4c98b029c72dc3b08","event_type":"field_changed","field_path":"market.AU.warranty_scope","field_label":"AU Warranty scope","before":"Australia. The exact JAM54D41-XXX/LB 420-455 W row receives a 15-year product warranty and 30-year linear power warranty, with 1% first-year degradation, 0.4% annual degradation thereafter and 87.4% output in year 30.","after":"Australia. The Australian limited warranty effective 10 May 2024 lists JAM54D41-XXX/LB 420-455 W at a 15-year product warranty and 30-year linear power warranty, with 1% first-year degradation, 0.4% annual degradation thereafter and 87.4% output in year 30, for modules first sold after that date. A revision effective 10 May 2026 (clause 3.3) lists JAM54D41-XXX/LB at a 25-year product warranty and 30-year power warranty on the same degradation terms for modules first sold after 10 May 2026; modules sold earlier remain under the warranty applicable at the time of sale (clause 2.1). The sale date is the date in the supply contract of the JA Solar entity that sold the modules, so the term depends on when JA Solar sold that stock, not on the installation date. Whether the 2026 revision covers the JAM54D41-455/LB/1500V designation is not publicly established.","summary":"AU Warranty scope updated in the publication","scope":"market_overlay","jurisdiction":"AU","valid_from":null,"valid_to":null,"recorded_at":"2026-10-07","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_080ff7383ef8359a20b36f3a61f082b3827eeb032cc46d2f3694c5d5f8b425ef","src_c68c58848a206d28acf15838352f53c1eeaae3824b97c17e849c37fe6f52d731","src_d1a926ba3f1c59ec40c42a8b334607337a227b3cc93e0a782eb56ca16ef64c53"],"event_id":"chg_85c3b373fc1e94ef0113146a5f1cd16a75dd697ee71db2783e0e577de31ef5c3"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_0b105106d978890a8d7d9f49727ec6fe4c5a00d8b1cfe5d4c98b029c72dc3b08","event_type":"field_changed","field_path":"audit_rows.Carbon footprint / EPD.source_urls","field_label":"Carbon footprint / EPD: Evidence sources","before":["https://www.jasolar.com/uploadfile/2024/0112/20240112034704258.pdf"],"after":["https://www.jasolar.com/uploadfile/2024/0112/20240112034704258.pdf","https://www.jasolar.com/uploadfile/publish/events/2025_JA_Sustainability_and_ESG_Report_EN.pdf"],"summary":"Carbon footprint / EPD: Evidence sources updated in the publication","scope":"scored_product_record","jurisdiction":null,"valid_from":null,"valid_to":null,"recorded_at":"2026-10-07","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_030f04b516c7d2745bfe4b2e6add9e38c93ed9ba5b83a2cb52d9e15dab321e1a","src_c68c58848a206d28acf15838352f53c1eeaae3824b97c17e849c37fe6f52d731"],"event_id":"chg_78e02aae5cb78bf9398a6203fdfc3a2037a6d3c780b044c7bd06a8ee0edfa63a"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_0b105106d978890a8d7d9f49727ec6fe4c5a00d8b1cfe5d4c98b029c72dc3b08","event_type":"field_changed","field_path":"market.DE.source_urls","field_label":"DE Evidence sources","before":["https://www.jasolar.com/","https://www.jasolar.com/html/en/"],"after":["https://www.jasolar.com/","https://www.jasolar.com/html/en/","https://www.jasolar.com/index.php?m=content&c=index&a=lists&catid=62"],"summary":"DE Evidence sources updated in the publication","scope":"market_overlay","jurisdiction":"DE","valid_from":null,"valid_to":null,"recorded_at":"2026-10-07","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_6774858d62cf3179ffe77eaabe73f195c5c9e1af39f5fd307749420490e479cc","src_a13662b3a72ed9ea9e1f96e9e9000273dcc7861cffd2fa2c1fdc044c633d52ee","src_db2c9ef37e08a5c3f57b8b0541f8bdf114ba561b59ec4498fc101d23ce79118b"],"event_id":"chg_719c9dfa30ba3f29ba9ee77affc009b6e697827fe682f8cd22268f1f63a9c76a"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_0b105106d978890a8d7d9f49727ec6fe4c5a00d8b1cfe5d4c98b029c72dc3b08","event_type":"field_changed","field_path":"market.US.support_note","field_label":"US Support Note","before":"jasolar.com returns HTTP 403 with Ws-Action bot. www.jasolar.us fails TLS because the certificate is not valid for that hostname. No official United States catalogue was retrieved. Held is not unavailable. No official United States catalogue naming JAM54D41-455/LB/1500V was retrieved. jasolar.com/html/en/ also returns HTTP 403. This is an access barrier, not a finding of unavailability. A China overlay is not opened from this pass.","after":"On 7 October 2026 a command-line request to jasolar.com returned HTTP 406, and www.jasolar.us failed TLS because the certificate it serves is issued for default.chinanetcenter.com; www.jasolar.us is a DNS alias of www.jasolar.com, and the apex jasolar.us returned no address. The maker's global site, read in a browser, lists a JA USA office in San Jose (info.us@jasolar.com) on its Global Branches page, Australian warranty documents, and a global warranty effective 16 June 2026 that names JAM54D41-XXX/LB without naming any country. No United States catalogue, United States warranty or model-specific United States support entry for JAM54D41-455/LB/1500V was retrieved. This is an evidence gap, not a finding of unavailability. A China overlay is not opened from this pass.","summary":"US Support Note updated in the publication","scope":"market_overlay","jurisdiction":"US","valid_from":null,"valid_to":null,"recorded_at":"2026-10-07","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_6774858d62cf3179ffe77eaabe73f195c5c9e1af39f5fd307749420490e479cc","src_a13662b3a72ed9ea9e1f96e9e9000273dcc7861cffd2fa2c1fdc044c633d52ee","src_a8ea95e3cbc8c55f0eb2f15b84bc4a3707b427af3b6ad3bb7f5ece273ec03549","src_db2c9ef37e08a5c3f57b8b0541f8bdf114ba561b59ec4498fc101d23ce79118b"],"event_id":"chg_6cd99f31f8981b0fe0a8f933c33813f7ecf1096a9ac30558fac620487c1c099c"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_0b105106d978890a8d7d9f49727ec6fe4c5a00d8b1cfe5d4c98b029c72dc3b08","event_type":"field_changed","field_path":"market.DE.support_note","field_label":"DE Support Note","before":"jasolar.com and jasolar.com/html/en/ return HTTP 403. No usable United States or German catalogue was retrieved for JAM54D41-455/LB/1500V. This is an access barrier, not a finding of unavailability. A China overlay is not opened from this pass.","after":"On 7 October 2026 the maker's European site jasolar.eu returned HTTP 200 and lists JAM54D41 LB 15Y and 25Y product pages and datasheets (Global-EN-20240424A and Global-EN-20241129A) for 430-455 W. Those sheets name JAM54D41-xxx/LB, not JAM54D41-455/LB/1500V, and the 15Y sheet prints values that differ from the Australian sheet, including a 5400 Pa front static load, 0 to +3% power tolerance and a Pmax coefficient of -0.290%/C. The 15Y sheet prints a 12-year product warranty on its first page while its product page states 15 years, and neither product page says which warranty variant a German buyer receives. The rendered Download Center lists no warranty document. The Global Branches page on jasolar.com lists a JA Germany office in Munich, but no German warranty or model-specific German support entry was established. This is an evidence gap, not a finding of unavailability. A China overlay is not opened from this pass.","summary":"DE Support Note updated in the publication","scope":"market_overlay","jurisdiction":"DE","valid_from":null,"valid_to":null,"recorded_at":"2026-10-07","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_6774858d62cf3179ffe77eaabe73f195c5c9e1af39f5fd307749420490e479cc","src_a13662b3a72ed9ea9e1f96e9e9000273dcc7861cffd2fa2c1fdc044c633d52ee","src_db2c9ef37e08a5c3f57b8b0541f8bdf114ba561b59ec4498fc101d23ce79118b"],"event_id":"chg_59646945eddae7e2e1e76e71a039d20c2b6e2a997e2148a65fd199517d1e386d"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_0b105106d978890a8d7d9f49727ec6fe4c5a00d8b1cfe5d4c98b029c72dc3b08","event_type":"field_changed","field_path":"audit_rows.Cell technology tier.source_urls","field_label":"Cell technology tier: Evidence sources","before":["https://www.jasolar.com/uploadfile/2024/0112/20240112034704258.pdf"],"after":["https://www.jasolar.com/uploadfile/2024/0112/20240112034704258.pdf","https://www.jasolar.eu/produkte/jam54d41-lb-15y"],"summary":"Cell technology tier: Evidence sources updated in the publication","scope":"scored_product_record","jurisdiction":null,"valid_from":null,"valid_to":null,"recorded_at":"2026-10-07","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_54d408040e470482c3216f63b7cc61cd73e55ca05cda466a154599d8541103e9","src_c68c58848a206d28acf15838352f53c1eeaae3824b97c17e849c37fe6f52d731"],"event_id":"chg_3e74579254ca984cddc734c668d10942d02f6296327e4f045d593f5e5f53ff79"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_0b105106d978890a8d7d9f49727ec6fe4c5a00d8b1cfe5d4c98b029c72dc3b08","event_type":"field_changed","field_path":"market.US.source_urls","field_label":"US Evidence sources","before":["https://www.jasolar.com/","https://www.jasolar.com/html/en/","https://www.jasolar.us/"],"after":["https://www.jasolar.com/","https://www.jasolar.com/html/en/","https://www.jasolar.com/index.php?m=content&c=index&a=lists&catid=62","https://www.jasolar.us/"],"summary":"US Evidence sources updated in the publication","scope":"market_overlay","jurisdiction":"US","valid_from":null,"valid_to":null,"recorded_at":"2026-10-07","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_6774858d62cf3179ffe77eaabe73f195c5c9e1af39f5fd307749420490e479cc","src_a13662b3a72ed9ea9e1f96e9e9000273dcc7861cffd2fa2c1fdc044c633d52ee","src_a8ea95e3cbc8c55f0eb2f15b84bc4a3707b427af3b6ad3bb7f5ece273ec03549","src_db2c9ef37e08a5c3f57b8b0541f8bdf114ba561b59ec4498fc101d23ce79118b"],"event_id":"chg_3131f10c9c706123adef10d51f9f61a018deeefcd417534623da5f9ade423210"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_0b105106d978890a8d7d9f49727ec6fe4c5a00d8b1cfe5d4c98b029c72dc3b08","event_type":"field_changed","field_path":"audit_rows.Guarantee period (yrs).source_urls","field_label":"Guarantee period (yrs): Evidence sources","before":["https://www.jasolar.com/uploadfile/2024/0112/20240112034704258.pdf"],"after":["https://www.jasolar.com/uploadfile/2024/0112/20240112034704258.pdf","https://www.jasolar.com/uploadfile/fujian/2025/0121/80eb7fe2dfd40b0.pdf","https://www.jasolar.com/uploadfile/fujian/2025/1017/c533a11cf141e54.pdf","https://www.jasolar.com/uploadfile/fujian/2026/0706/a8b4b3eb5bc4858.pdf"],"summary":"Guarantee period (yrs): Evidence sources updated in the publication","scope":"scored_product_record","jurisdiction":null,"valid_from":null,"valid_to":null,"recorded_at":"2026-10-07","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_080ff7383ef8359a20b36f3a61f082b3827eeb032cc46d2f3694c5d5f8b425ef","src_c68c58848a206d28acf15838352f53c1eeaae3824b97c17e849c37fe6f52d731","src_d1a926ba3f1c59ec40c42a8b334607337a227b3cc93e0a782eb56ca16ef64c53","src_f6ce37489f444b513f882121b4c2ca3e40df74fd5d65fdead9e2e35a2e17b094"],"event_id":"chg_274387614d58d0b6674e078c80c3c9d0fb2365d5ceb6761f1747ea82f4c50af7"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_461f40f6c5ba2b5a6981849fe2daa8ba4076d4af5d73da33711410554c7b8833","event_type":"field_changed","field_path":"market.US.support_note","field_label":"US Support Note","before":"jasolar.com and jasolar.com/html/en/ return HTTP 403. No usable United States or German catalogue was retrieved for JAM54D41-455/LB/1500V. This is an access barrier, not a finding of unavailability. A China overlay is not opened from this pass.","after":"jasolar.com returns HTTP 403 with Ws-Action bot. www.jasolar.us fails TLS because the certificate is not valid for that hostname. No official United States catalogue was retrieved. Held is not unavailable. No official United States catalogue naming JAM54D41-455/LB/1500V was retrieved. jasolar.com/html/en/ also returns HTTP 403. This is an access barrier, not a finding of unavailability. A China overlay is not opened from this pass.","summary":"US Support Note updated in the publication","scope":"market_overlay","jurisdiction":"US","valid_from":null,"valid_to":null,"recorded_at":"2026-09-04","recorded_at_basis":"latest_changed_record_date","source_ids":["src_a13662b3a72ed9ea9e1f96e9e9000273dcc7861cffd2fa2c1fdc044c633d52ee","src_a8ea95e3cbc8c55f0eb2f15b84bc4a3707b427af3b6ad3bb7f5ece273ec03549","src_db2c9ef37e08a5c3f57b8b0541f8bdf114ba561b59ec4498fc101d23ce79118b"],"event_id":"chg_ac22523e30a076111a8085d6d2c7210496bc067b39802c1d27684e1ae8b9b429"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_461f40f6c5ba2b5a6981849fe2daa8ba4076d4af5d73da33711410554c7b8833","event_type":"field_changed","field_path":"record.source_revision","field_label":"Source revision","before":"DeepBlue 4.0 Pro exact JAM54D41/LB sheet and JA Solar 2025 sustainability report rechecked 2026-08-23; company scope clarified and unsupported salt Severity 1 withdrawn. First-market US and DE overlay review 2026-09-01: official regional catalogues recorded; Australian overlays and scores unchanged.","after":"DeepBlue 4.0 Pro exact JAM54D41/LB sheet and JA Solar 2025 sustainability report rechecked 2026-08-23; company scope clarified and unsupported salt Severity 1 withdrawn. First-market US and DE overlay review 2026-09-01: official regional catalogues recorded; Australian overlays and scores unchanged. 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A China overlay is not opened from this pass.","summary":"US Support Note updated in the publication","scope":"market_overlay","jurisdiction":"US","valid_from":null,"valid_to":null,"recorded_at":"2026-09-01","recorded_at_basis":"latest_changed_record_date","source_ids":["src_a13662b3a72ed9ea9e1f96e9e9000273dcc7861cffd2fa2c1fdc044c633d52ee","src_db2c9ef37e08a5c3f57b8b0541f8bdf114ba561b59ec4498fc101d23ce79118b"],"event_id":"chg_85a6fb7f4f9f61cc80a79a4c4b0322ad65762ca7c41cfab8a9b9ec3f45a7a3e9"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_82f7350e188b14b5d6d56512de82fae4a611918429d75cd808279d4c4d617886","event_type":"field_added","field_path":"market.US.status","field_label":"US Status","before":null,"after":"not_reviewed","summary":"US Status updated in the publication","scope":"market_overlay","jurisdiction":"US","valid_from":null,"valid_to":null,"recorded_at":"2026-09-01","recorded_at_basis":"latest_changed_record_date","source_ids":["src_a13662b3a72ed9ea9e1f96e9e9000273dcc7861cffd2fa2c1fdc044c633d52ee","src_db2c9ef37e08a5c3f57b8b0541f8bdf114ba561b59ec4498fc101d23ce79118b"],"event_id":"chg_6622ef012575b8235178cc74d98be810d115c2b14212694eb764143d5aa5f554"},{"subject_id":"ja-solar-ja-solar-deepblue-4-0-pro-n-type-topcon","release_id":"rel_82f7350e188b14b5d6d56512de82fae4a611918429d75cd808279d4c4d617886","event_type":"field_added","field_path":"market.DE.support_note","field_label":"DE Support Note","before":null,"after":"jasolar.com and jasolar.com/html/en/ return HTTP 403. 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