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checked","scope":"product_record","jurisdiction":null,"source_ids":[],"event_id":"evt_a5ff48fbcd4bc8f12e87a7d1e01a57b01358a749be73c2734c29689d49ac7d03"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","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_1265e847bb67452d02ea963576fbc5bc03064e760216ffb4848a2e7ecb59b23b"],"event_id":"evt_558f8fd5e0e25d088057674f3313b63a9497e4a3094191ff2db4af46665d158d"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","object_id":null,"date":"2026-08-04","event_type":"benchmark_evidence_checked","summary":"Series benchmark evidence checked","scope":"scored_benchmark","jurisdiction":null,"source_ids":["src_1b603fa4d9c756b20acfc97e506e8ed46e55ef1cbe5da510661cdd55479bc428"],"event_id":"evt_724ab7dd09368d75faab0bcfc5ec49a3c495a599c92fc47e08f29b6de21d2f6b"}]},"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_8d85b7c8934173d8406fda6988af5e91f3f38814f6d5ee488fdbb9e42b2510b0","events":[{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","release_id":"rel_b231020034fb9efc50385c88846f6a8eafe81f5920e4c624a90df6bb6f6cae3d","event_type":"field_changed","field_path":"record.source_revision","field_label":"Source revision","before":"Spec sheet v1.4.3 (2026), installation manual v2.7.6 (2026), Intertek certificate 230209047GZU-001, and current online warranty reviewed 2026-08-06. First-market DE overlay review 2026-09-01: official German catalogues recorded; existing United States overlay and scores unchanged.","after":"Spec sheet v1.4.3 (2026), installation manual v2.7.6 (2026), Intertek certificate 230209047GZU-001, and current online warranty reviewed 2026-08-06. First-market DE overlay review 2026-09-01: official German catalogues recorded; existing United States overlay and scores unchanged. Corrected 2026-10-21: this note previously said existing Australian overlays were unchanged; the record carried none.","summary":"Source revision updated in the publication","scope":"product_record","jurisdiction":null,"valid_from":null,"valid_to":null,"recorded_at":"2026-10-23","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_1b603fa4d9c756b20acfc97e506e8ed46e55ef1cbe5da510661cdd55479bc428"],"event_id":"chg_3467d0da20f19b1c0bfa29eac0bc4c449daf98aa607dd5dff7e65be33eb98e54"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","release_id":"rel_8ab36b7e00171f7858380cea6ed01c7b5f4f33e93f3d85b10c069a5e8e4f8771","event_type":"field_changed","field_path":"record.source_revision","field_label":"Source revision","before":"Spec sheet v1.4.3 (2026), installation manual v2.7.6 (2026), Intertek certificate 230209047GZU-001, and current online warranty reviewed 2026-08-06. First-market DE overlay review 2026-09-01: official German catalogues recorded; existing Australian and United States overlays and scores unchanged.","after":"Spec sheet v1.4.3 (2026), installation manual v2.7.6 (2026), Intertek certificate 230209047GZU-001, and current online warranty reviewed 2026-08-06. First-market DE overlay review 2026-09-01: official German catalogues recorded; existing United States overlay and scores unchanged.","summary":"Source revision updated in the publication","scope":"product_record","jurisdiction":null,"valid_from":null,"valid_to":null,"recorded_at":"2026-10-21","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_1b603fa4d9c756b20acfc97e506e8ed46e55ef1cbe5da510661cdd55479bc428"],"event_id":"chg_d7a1a72333d828858f8d4173632807f6b23b1eabb6a73e2a29abc2c766dc7122"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","release_id":"rel_8bf96a86a9b8315372e760672b2fb49796e05dc57f2bd582324bcbb8e0923d17","event_type":"field_changed","field_path":"market.US.warranty_scope","field_label":"US Warranty scope","before":"United States; a 10-year full parts replacement or full product replacement warranty from the date of original purchase. Registration within the first year of purchase, or proof of purchase from an EG4 authorized distributor, is required for the warranty to remain valid, and product not purchased through an approved vendor is not covered. Cover transfers once, only while the product remains at the original installation site, and removing or reselling it voids the warranty. Labour is not covered. Parts exchanges are covered during the term, with replacement shipping charges possible outside the continental United States. Unauthorized firmware changes void cover.","after":"United States; a 10-year full parts replacement or full product replacement warranty from the date of original purchase. Registration within the first year of purchase, or proof of purchase from an EG4 authorized distributor, is required for the warranty to remain valid, and product not purchased through an approved vendor is not covered. Cover transfers once, only while the product remains at the original installation site, and removing or reselling it voids the warranty. No labour condition is stated in the warranty document, version 1.2. Parts exchanges are covered during the term, with replacement shipping charges possible outside the continental United States. Unauthorized firmware changes void cover.","summary":"US Warranty scope updated in the publication","scope":"market_overlay","jurisdiction":"US","valid_from":null,"valid_to":null,"recorded_at":"2026-10-08","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_0fc28f1bff5dc9503d8fbfd44afec00a5d49c18d6f8752462b97a80383d68aad","src_1b603fa4d9c756b20acfc97e506e8ed46e55ef1cbe5da510661cdd55479bc428","src_43230ff791ec2b2ea1dfefad5f4961372c28f4db3600d1aad8e2af6e341b0534","src_5a642011d9c181bd3c5f0071c6cf459ab564a08b8929e7793c8a37887684a083","src_808f3380be28eabe61dc68ecffb091e101e918f4d41d9ec1ffe6dff3fa59ecef","src_ff54ea7e3b5ae024ec5e3f5d4c3f84c3ea6287fc9903d44779fa7738002e0b8c"],"event_id":"chg_a4aae3ec3daed752e0c6cf0e82218fae71ea07dccc2c2a92d80d40d229ea6a9b"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","release_id":"rel_8bf96a86a9b8315372e760672b2fb49796e05dc57f2bd582324bcbb8e0923d17","event_type":"field_changed","field_path":"market.US.warranty_terms","field_label":"US Warranty conditions","before":{"labour":"Labour is not covered.","registration":"Registration within one year, or proof of purchase from an authorized EG4 distributor, is required; unauthorized firmware changes void coverage.","remedy":"Full parts replacement or full product replacement is the published remedy.","removal_reinstallation":"Removal and reinstallation reimbursement is not promised.","transferability":"Transfers once only while the inverter remains at the original installation site; removal or resale voids coverage.","transport":"Replacement shipping charges may apply outside the continental United States."},"after":{"labour":"No labour condition is stated in the EG4 All-In-One Hybrid Inverter Warranty Document, Version 1.2; the stated remedy is full parts replacement or full product replacement, and damage incurred during installation, reinstallation or removal is excluded (exclusion 1).","registration":"Registration within one year, or proof of purchase from an authorized EG4 distributor, is required; unauthorized firmware changes void coverage.","remedy":"Full parts replacement or full product replacement is the published remedy.","removal_reinstallation":"Removal and reinstallation reimbursement is not promised.","transferability":"Transfers once only while the inverter remains at the original installation site; removal or resale voids coverage.","transport":"Replacement shipping charges may apply outside the continental United States."},"summary":"US Warranty conditions updated in the publication","scope":"market_overlay","jurisdiction":"US","valid_from":null,"valid_to":null,"recorded_at":"2026-10-08","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_0fc28f1bff5dc9503d8fbfd44afec00a5d49c18d6f8752462b97a80383d68aad","src_1b603fa4d9c756b20acfc97e506e8ed46e55ef1cbe5da510661cdd55479bc428","src_43230ff791ec2b2ea1dfefad5f4961372c28f4db3600d1aad8e2af6e341b0534","src_5a642011d9c181bd3c5f0071c6cf459ab564a08b8929e7793c8a37887684a083","src_808f3380be28eabe61dc68ecffb091e101e918f4d41d9ec1ffe6dff3fa59ecef","src_ff54ea7e3b5ae024ec5e3f5d4c3f84c3ea6287fc9903d44779fa7738002e0b8c"],"event_id":"chg_6ce64a1485a58dbe9a890272008772d16a9ec248970930cc99fce63ca14aa9f6"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","release_id":"rel_8bf96a86a9b8315372e760672b2fb49796e05dc57f2bd582324bcbb8e0923d17","event_type":"field_changed","field_path":"market.US.certifications","field_label":"US Certifications","before":["Intertek certificate of compliance 230209047GZU-001 lists UL 1741:2021 Edition 3 with Supplements SA and SB, CSA C22.2 No. 107.1:2016, CSA C22.2 No. 330:2017, IEEE 1547:2018, IEEE 1547.1:2020 and HECO SRD-IEEE-1547.1:2020 Edition 2.0. AFCI is certified to UL 1699B and rapid shutdown to NEC 690.12 with a built-in AP Smart transmitter.","The California Energy Commission Grid Support Solar Inverter List and Grid Support Battery Inverter List both carry 18KPV-12LV at 208 V and 240 V, described as a 12 kW, 240 Vac grid support utility interactive hybrid inverter with PCS functionality, listed 21 June 2023, with UL 1741 Supplement SB certification by Intertek dated 10 April 2024."],"after":["Intertek certificate of compliance 230209047GZU-001, issued 3 April 2025, lists UL 1741:2021 Edition 3 (revised to 19 May 2023) with Supplements SA and SB, CSA C22.2 No. 107.1:2016, CSA C22.2 No. 330:2017 (photovoltaic rapid shutdown systems), IEEE 1547:2018, IEEE 1547.1:2020 and HECO SRD-IEEE-1547.1:2020 Edition 2.0 for models 18KPV-12LV and 18KPV-11.4LV. The certificate does not list UL 1699B or NEC 690.12. EG4 spec sheet version 1.4.3 lists AFCI to NEC 2020 690.11 and UL 1699B and rapid shutdown to NEC 2020 690.12, and EG4's hybrid inverter RSD transmitter note version 1.0 states that an AP Smart transmitter is built into all 18kPV models.","The California Energy Commission Grid Support Solar Inverter List and Grid Support Battery Inverter List both carry 18KPV-12LV at 208 V (10.4 kW, 208 Vac) and 240 V (12 kW, 240 Vac), described as a grid support utility interactive hybrid inverter (IV-12000-HYB-AW- may be followed by 00-99) with PCS functionality. The full-data export, which the CEC states has not changed since 1 October 2026, gives a grid support listing date of 21 June 2023, a last update of 2 June 2025 and a UL 1741 Supplement SB certificate by Intertek dated 3 April 2025. The list marks Common Smart Inverter Profile conformance as Y*, which the CEC defines as not certified to CSIP but connected to a gateway during NRTL compatibility testing."],"summary":"US Certifications updated in the publication","scope":"market_overlay","jurisdiction":"US","valid_from":null,"valid_to":null,"recorded_at":"2026-10-08","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_0fc28f1bff5dc9503d8fbfd44afec00a5d49c18d6f8752462b97a80383d68aad","src_1b603fa4d9c756b20acfc97e506e8ed46e55ef1cbe5da510661cdd55479bc428","src_43230ff791ec2b2ea1dfefad5f4961372c28f4db3600d1aad8e2af6e341b0534","src_5a642011d9c181bd3c5f0071c6cf459ab564a08b8929e7793c8a37887684a083","src_808f3380be28eabe61dc68ecffb091e101e918f4d41d9ec1ffe6dff3fa59ecef","src_ff54ea7e3b5ae024ec5e3f5d4c3f84c3ea6287fc9903d44779fa7738002e0b8c"],"event_id":"chg_493dc5a479d92b516f4f6ff42eda67d7e2b8f21a68a769570238c242eafe0676"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","release_id":"rel_8bf96a86a9b8315372e760672b2fb49796e05dc57f2bd582324bcbb8e0923d17","event_type":"field_changed","field_path":"market.US.support_note","field_label":"US Support Note","before":"EG4 Electronics LLC of 1130 Como Street South, Sulphur Springs, TX 75482, telephone 903-609-1988, is the certificate holder, with Signature Solar of the same city as the primary retail channel and an installer locator on EG4's site. EG4 is a US-headquartered brand whose parent is building US inverter manufacturing capacity in Commerce, Texas, and its hybrid inverters are co-developed with and manufactured by China-based Luxpowertek under a signed joint statement; EG4 makes no US-assembly or US-content claim for this model in its own product documents. A United States government cybersecurity advisory applies to this product line: CISA advisory ICSA-25-219-07, updated 9 September 2025, covers all versions of EG4's inverters including the 18kPV, citing four vulnerabilities including installation of firmware without an integrity check. EG4 remediated two server-side issues in April and August 2025 with no user action required, released integrity-checked firmware for the remainder, and announced updated hardware; the advisory concerns remote monitoring security, not electrical safety, and no product recall exists. Exact US advisory: CISA ICSA-25-219-07 Update B names EG4 18kPV all versions and records firmware and server-side mitigations for four CVEs. No public EG4 VDP or dated support horizon was established.","after":"EG4 Electronics LLC of 1130 Como Street South, Sulphur Springs, TX 75482, telephone 903-609-1988, is the certificate holder, with EG4's distributors page listing Signature Solar among more than a dozen distributors, and a Get EG4 Installed form on EG4's site through which an Elite Certified Installer contacts the home or business owner who submits it. EG4 is a US-headquartered brand whose parent is building US inverter manufacturing capacity in Commerce, Texas, and its hybrid inverters are co-developed with and manufactured by China-based Luxpowertek under a signed joint statement; EG4 makes no US-assembly or US-content claim for this model in its own product documents. A United States government cybersecurity advisory applies to this product line: CISA advisory ICSA-25-219-07, updated 9 September 2025, covers all versions of EG4's inverters including the 18kPV, citing four vulnerabilities including installation of firmware without an integrity check. EG4 remediated two server-side issues in April and August 2025 with no user action required, released integrity-checked firmware for the remainder, and announced updated hardware; the advisory concerns remote monitoring security, not electrical safety, and no product recall exists. Exact US advisory: CISA ICSA-25-219-07 Update B names EG4 18kPV all versions and records firmware and server-side mitigations for four CVEs. No public EG4 VDP or dated support horizon was established.","summary":"US Support Note updated in the publication","scope":"market_overlay","jurisdiction":"US","valid_from":null,"valid_to":null,"recorded_at":"2026-10-08","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_0fc28f1bff5dc9503d8fbfd44afec00a5d49c18d6f8752462b97a80383d68aad","src_1b603fa4d9c756b20acfc97e506e8ed46e55ef1cbe5da510661cdd55479bc428","src_43230ff791ec2b2ea1dfefad5f4961372c28f4db3600d1aad8e2af6e341b0534","src_5a642011d9c181bd3c5f0071c6cf459ab564a08b8929e7793c8a37887684a083","src_808f3380be28eabe61dc68ecffb091e101e918f4d41d9ec1ffe6dff3fa59ecef","src_ff54ea7e3b5ae024ec5e3f5d4c3f84c3ea6287fc9903d44779fa7738002e0b8c"],"event_id":"chg_318dcb380c2e781e33846a4a71b80e5e0bcc226c9780366ba8dc37704588ffe1"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","release_id":"rel_82f7350e188b14b5d6d56512de82fae4a611918429d75cd808279d4c4d617886","event_type":"field_added","field_path":"market.DE.support_note","field_label":"DE Support Note","before":null,"after":"eg4electronics.com is a United States catalogue. No German catalogue names 18KPV-12LV.","summary":"DE Support Note updated in the publication","scope":"market_overlay","jurisdiction":"DE","valid_from":null,"valid_to":null,"recorded_at":"2026-09-01","recorded_at_basis":"latest_changed_record_date","source_ids":["src_1265e847bb67452d02ea963576fbc5bc03064e760216ffb4848a2e7ecb59b23b"],"event_id":"chg_a206e587a8ea4edce80eff9de2f8ca234a6494280a8d21f3511112ab30b7ea50"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","release_id":"rel_82f7350e188b14b5d6d56512de82fae4a611918429d75cd808279d4c4d617886","event_type":"field_added","field_path":"market.DE.status","field_label":"DE Status","before":null,"after":"unavailable","summary":"DE Status updated in the publication","scope":"market_overlay","jurisdiction":"DE","valid_from":null,"valid_to":null,"recorded_at":"2026-09-01","recorded_at_basis":"latest_changed_record_date","source_ids":["src_1265e847bb67452d02ea963576fbc5bc03064e760216ffb4848a2e7ecb59b23b"],"event_id":"chg_8e35a63849856705f3f16cf7b2de3772341ff331d04ad66939bab7f892777816"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","release_id":"rel_82f7350e188b14b5d6d56512de82fae4a611918429d75cd808279d4c4d617886","event_type":"field_changed","field_path":"record.source_revision","field_label":"Source revision","before":"Spec sheet v1.4.3 (2026), installation manual v2.7.6 (2026), Intertek certificate 230209047GZU-001, and current online warranty reviewed 2026-08-06","after":"Spec sheet v1.4.3 (2026), installation manual v2.7.6 (2026), Intertek certificate 230209047GZU-001, and current online warranty reviewed 2026-08-06. First-market DE overlay review 2026-09-01: official German catalogues recorded; existing Australian and United States overlays and scores unchanged.","summary":"Source revision updated in the publication","scope":"product_record","jurisdiction":null,"valid_from":null,"valid_to":null,"recorded_at":"2026-09-01","recorded_at_basis":"latest_changed_record_date","source_ids":["src_1b603fa4d9c756b20acfc97e506e8ed46e55ef1cbe5da510661cdd55479bc428"],"event_id":"chg_7c96d147e17e3277a96c71d787d26dddcb5d5819a06ea2b863e20bc975e3be06"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","release_id":"rel_82f7350e188b14b5d6d56512de82fae4a611918429d75cd808279d4c4d617886","event_type":"field_added","field_path":"market.DE.certifications","field_label":"DE Certifications","before":null,"after":[],"summary":"DE Certifications updated in the publication","scope":"market_overlay","jurisdiction":"DE","valid_from":null,"valid_to":null,"recorded_at":"2026-09-01","recorded_at_basis":"latest_changed_record_date","source_ids":["src_1265e847bb67452d02ea963576fbc5bc03064e760216ffb4848a2e7ecb59b23b"],"event_id":"chg_5427592be7fed9d6de0748f10085a56d95bf297616307f554cc4daf8f9fb5bf1"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","release_id":"rel_82f7350e188b14b5d6d56512de82fae4a611918429d75cd808279d4c4d617886","event_type":"field_added","field_path":"market.DE.source_urls","field_label":"DE Evidence sources","before":null,"after":["https://eg4electronics.com/"],"summary":"DE Evidence sources updated in the publication","scope":"market_overlay","jurisdiction":"DE","valid_from":null,"valid_to":null,"recorded_at":"2026-09-01","recorded_at_basis":"latest_changed_record_date","source_ids":["src_1265e847bb67452d02ea963576fbc5bc03064e760216ffb4848a2e7ecb59b23b"],"event_id":"chg_0a65db88233d96bfe53cbfa825274d7fd7c7c965cc98ad2080b74b7c0c57e473"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","release_id":"rel_55798c4d37fe94664056b2df8e4a4b0ac23114b1809f3ef3477712915fe0fc3a","event_type":"field_added","field_path":"decision_evidence.inverter_envelope.architecture_boundary.value","field_label":"Value","before":null,"after":"Direct-pv hybrid inverter with 3 independent MPPTs at the scored model boundary.","summary":"Value updated in the publication","scope":"decision_evidence","jurisdiction":null,"valid_from":null,"valid_to":null,"recorded_at":"2026-08-25","recorded_at_basis":"publisher_supplied_release_date","source_ids":["src_1b603fa4d9c756b20acfc97e506e8ed46e55ef1cbe5da510661cdd55479bc428"],"event_id":"chg_fedd76e5761d452c81b81236e83bbb5c9c2e742ce2709fcea614e902c4427d4e"},{"subject_id":"eg4-electronics-18kpv-hybrid-inverter-us","release_id":"rel_55798c4d37fe94664056b2df8e4a4b0ac23114b1809f3ef3477712915fe0fc3a","event_type":"field_added","field_path":"decision_evidence.inverter_envelope.architecture_boundary.state","field_label":"State","before":null,"after":"supported","summary":"State updated in the 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