--- title: "Jinko Solar JS182MHC144-540 vs Jinko Solar JS182MHC144-545 - Solar Panel Comparison | ComparePV" description: "Compare Jinko Solar JS182MHC144-540 vs Jinko Solar JS182MHC144-545 side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/jinko-solar-js182mhc144-540/jinko-solar-js182mhc144-545" updated: 2026-09-11 --- # Jinko Solar JS182MHC144-540 vs Jinko Solar JS182MHC144-545 545 leads on the differences that matter The largest is module efficiency: 0.20 pp more efficient. 16 of 17 comparable parameters are identical, with 2 more left out because at least one datasheet does not publish them. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Jinko Solar JS182MHC144-540](https://comparepv.com/panel/jinko-solar-js182mhc144-540) | [Jinko Solar JS182MHC144-545](https://comparepv.com/panel/jinko-solar-js182mhc144-545) | | Manufacturer | Jinko Solar | Jinko Solar | | Power | 540 Wp | 545 Wp | | Efficiency | 20.89 % | 21.09 % | | Technology | PERC | PERC | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | 540 | 545 | Difference | | --- | --- | --- | --- | | Module efficiency | 20.89 % | 21.09 % | +0.20 pp for 545 | ## Every compared parameter | Parameter | 540 | 545 | | --- | --- | --- | | Rated power | 540 Wp | 545 Wp | | Module efficiency | 20.89 % | 21.09 % | | Power density | 208.9 Wp/m² | 210.9 Wp/m² | | Open-circuit voltage | 49.50 V | 49.70 V | | Voltage at max power | 41.60 V | 41.80 V | | Short-circuit current | 13.83 A | 13.91 A | | Current at max power | 12.98 A | 13.04 A | | Temperature coefficient | -0.350 %/°C | -0.350 %/°C | | Dimensions | 2279x1134x35 mm | 2279x1134x35 mm | | Module area | 2.584 m² | 2.584 m² | | Weight | 26.5 kg | 26.5 kg | | Weight per kWp | 49.1 kg/kWp | 48.6 kg/kWp | | Product warranty | - | - | | Performance warranty | 25 yrs | 25 yrs | | Annual degradation | - | - | | Cell technology | PERC | PERC | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 144 | 144 | | Bifacial | No | No | ## Thirty-year yield A 1.0% first-year loss then 0.40% a year, assumed for both panels, at 1,200 kWh/kWp a year Same temp coeff. for both panels (-0.350 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other. - **Cumulative output, 540:** 18,118 kWh - **Cumulative output, 545:** 18,286 kWh - **Gap:** 168 kWh ## Output when hot | Condition | Cell temperature | 540 | 545 | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 540 W | 545 W | 100.0% of rated power | | Cool, bright day | 40 °C | 512 W | 516 W | 94.8% of rated power | | Typical summer roof | 55 °C | 483 W | 488 W | 89.5% of rated power | | Hot roof | 70 °C | 455 W | 459 W | 84.2% of rated power | ## Against the whole database | Measure | 540 | 545 | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #10,294 | #9,519 | 14,005 | 545 leads by 775 places | | Power density | #10,202 | #9,399 | 14,005 | 545 leads by 803 places | | Heat behaviour | #10,419 | #10,419 | 14,005 | Tied - the same position in the database | | Weight | #2,710 | #2,373 | 14,005 | 545 leads by 337 places | | Warranty | #9,798 | #9,798 | 14,005 | Tied - the same position in the database | | Overall | #10,641 | #10,397 | 14,005 | 545 leads by 244 places | ## Questions ### Which panel is better: Jinko Solar JS182MHC144-540 or Jinko Solar JS182MHC144-545? According to our database: **Jinko Solar JS182MHC144-545** has higher module efficiency (**21.09%** vs **20.89%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Jinko Solar JS182MHC144-540 and Jinko Solar JS182MHC144-545? **Jinko Solar JS182MHC144-540** has a module efficiency of **20.89%**, while **Jinko Solar JS182MHC144-545** is **21.09%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Jinko Solar JS182MHC144-540 use vs Jinko Solar JS182MHC144-545? **Jinko Solar JS182MHC144-540** uses **PERC** cells; **Jinko Solar JS182MHC144-545** uses **PERC**. Modern **n-type** technologies (**TOPCon**, **HJT**, BC) typically deliver higher efficiency and lower degradation compared to older **PERC** (p-type) cells. ### What is the warranty on Jinko Solar JS182MHC144-540 and Jinko Solar JS182MHC144-545? **Jinko Solar JS182MHC144-540** has a **25 years** power warranty; **Jinko Solar JS182MHC144-545** has a **25 years** power warranty. The power warranty guarantees a minimum percentage of rated output at the end of the warranty period (typically 80**-87%**). Product (materials) warranties are usually shorter. ## Related comparisons - [Jinko Solar JS182MHC144-540 vs Jinko Solar JS182MHC144-550](https://comparepv.com/compare/jinko-solar-js182mhc144-540/jinko-solar-js182mhc144-550) - 3 differences, the largest is module efficiency - [Jinko Solar JS182MHC144-540 vs Jinko Solar JS182MHC144-535](https://comparepv.com/compare/jinko-solar-js182mhc144-540/jinko-solar-js182mhc144-535) - The same specification on paper - [Jinko Solar JS182MHC144-540 vs Jinko Solar JS182MHC144-530](https://comparepv.com/compare/jinko-solar-js182mhc144-540/jinko-solar-js182mhc144-530) - 3 differences, the largest is module efficiency - [Jinko Solar JS182MHC144-540 vs Jinko Solar JS182MHC144-525](https://comparepv.com/compare/jinko-solar-js182mhc144-540/jinko-solar-js182mhc144-525) - 3 differences, the largest is module efficiency - [Jinko Solar JS182MHC144-540 vs Jinko Solar JS182MHC132-510](https://comparepv.com/compare/jinko-solar-js182mhc144-540/jinko-solar-js182mhc132-510) - 9 differences, the largest is module efficiency - [Jinko Solar JS182MHC144-540 vs Jinko Solar JS182MHC132-505](https://comparepv.com/compare/jinko-solar-js182mhc144-540/jinko-solar-js182mhc132-505) - 10 differences, the largest is rated power --- Source: https://comparepv.com/compare/jinko-solar-js182mhc144-540/jinko-solar-js182mhc144-545 Not in this file, on the page: the thirty-year yield curve year by year at a cell temperature you pick and a written summary generated on request.