TNC1.0 TWMNH-66HD 620-640W — Solar Panel manufactured by Tongwei Co., Ltd. (TW Solar), listed for the Pakistani market.
About this item
- 640 W rated output at 23.7% efficiency, Monocrystalline cells
- 12-year product warranty, 30-year performance warranty
- No certifications supplied by the vendor. Ask for them before paying
- 2382x1134x30 mm, 32.5 kg
- Made in China
Rs 45.6/ watt
Rs 29,200 per panel
Estimated PKR 41 to 50 per watt
The price above sits inside that range. It starts from the customs value the Federal Board of Revenue sets for imported panels, in valuation ruling 2077/2026, plus sales tax, withholding tax and clearing. The low end is a bulk dealer price and the high end is a shop price.
No seller has given us their price for this yet. Ask for a quote before you buy.
- Dispatch
- in 5 days from Islamabad
- Covered by
- 12-year manufacturer warranty
Where to buy this
1 seller stock this SKU. The figure under each price is what that seller costs you over the cheapest new offer.
Indicative prices, estimated from landed cost. Sellers have not quoted these. Ask for a quote before you buy.
| Seller | Condition | Covered by | Price | Stock | Dispatch | Action |
|---|---|---|---|---|---|---|
| Alternate Energy Systems (AES)Islamabad | New | 12-year manufacturer warranty | Cheapest newRs 29,200 | — | 5d |
Specifications
Electrical
| Rated output | 640 W |
|---|---|
| Efficiency | 23.7% |
| Cell type | Monocrystalline |
| Price per watt | Rs 45.6 |
Physical
| Dimensions | 2382x1134x30 mm |
|---|---|
| Weight | 32.5 kg |
| Country of origin | China |
Warranty & certification
| Product warranty | 12 years |
|---|---|
| Performance warranty | 30 years |
| Certifications | None supplied |
| Manufacturer tier | Tier-1 (BloombergNEF listed) |
Availability
| Brand | Tongwei Co., Ltd. (TW Solar) |
|---|---|
| Model | TNC1.0 TWMNH-66HD 620-640W |
| Sellers on SolarCheck | 1 offer |
| Stock location | Islamabad |
Full datasheet
As published by Tongwei Co., Ltd. (TW Solar), across all 5 models in this family.
Product Overview
| Technology | Bifacial, N-type |
|---|---|
| Power Range | 620 - 640 Wp |
| Region | China |
| Weight | 32.5 kg |
| Product Warranty | 12 Years |
| Power Warranty | 1 Years of 99 %, 30 Years of 87.4 % |
| Panel Efficiency | 23 % - 23.7 % |
| Dimension | 2382x1134x30 mm |
| Glass Thickness | 2 mm |
| Temperature Coefficient of Pmax | -0.28 %/°C |
| Cell Number | 132 |
Product Characteristics
5 models| Specification | 620 | 625 | 630 | 635 | 640 |
|---|---|---|---|---|---|
| Maximum Power (Pmax) | 620 Wp | 625 Wp | 630 Wp | 635 Wp | 640 Wp |
| Voltage at Maximum Power (Vmpp) | 40.82 V | 40.96 V | 41.1 V | 41.24 V | 41.38 V |
| Current at Maximum Power (Impp) | 15.19 A | 15.26 A | 15.33 A | 15.4 A | 15.47 A |
| Open Circuit Voltage (Voc) | 49.1 V | 49.3 V | 49.5 V | 49.6 V | 49.75 V |
| Short Circuit Current (Isc) | 16.06 A | 16.12 A | 16.18 A | 16.26 A | 16.33 A |
| Panel Efficiency | 23 % | 23.1 % | 23.3 % | 23.5 % | 23.7 % |
Product Characteristics, common to all models
| Type | Monocrystalline |
|---|---|
| Product Warranty | 12 Years |
| Power Warranty | 1 Years of 99 %, 30 Years of 87.4 % |
| Total Degradation Rate ⏳ | 0.42 % |
| Power Tolerance | 0 ~ +3 % |
| Temperature Coefficient of Pmax | -0.28 %/°C |
| Temperature Coefficient of Voc | -0.24 %/°C |
| Temperature Coefficient of Isc | 0.046 %/°C |
| Maximum System Voltage | 1500 V |
| Series Fuse Rating | 30 A |
| Panel Dimension (H/W/D) | 2382x1134x30 mm |
| Weight | 32.5 kg |
| Glass Type | Anti-reflection Coating |
| Glass Thickness | 2 mm |
| Frame Type | Anodized Aluminium |
| Junction Box Diodes | 3 |
| Junction Box Protection Class | IP 68 |
| Cable Crossection | 4 mm 2 |
| Cable Length | 200 mm |
Buying by the pallet?
Verified installers and distributors see the manufacturer's own quantity pricing on the products where the maker published one, along with who makes it and how to reach them. These are factory rates for bulk orders, before shipping, duty and clearing. They are not the price of a single unit delivered to you, which is what the offers above are.
Sign in3 companies carry Tongwei Co., Ltd. (TW Solar)
They list Tongwei Co., Ltd. (TW Solar) among their suppliers. Ask whether they stock this model. Installation is quoted per kW on top of the hardware price.
Compare with similar
The closest panels in the catalogue, on the same rows. Green marks the better number.
| Specification |  Tongwei Co., Ltd. (TW Solar) TNC1.0 TWMNH-66HD 620-640W This item |  Jinko Solar Co., Ltd. EAGLE® G7B JKM615-640N-66HL4M-BDV (US)View |  JA Solar Technology Co., Ltd. DeepBlue 4.0 Pro JAM66D45-615-640/LBView |  Trina Solar Co., Ltd. Vertex N TSM-NEG19RC.70 615-640WView |
|---|---|---|---|---|
| Price per watt | Rs 45.6 / watt | Rs 45.6 / watt | Rs 45.6 / watt | Rs 45.6 / watt |
| Unit price | Rs 29,200 | Rs 29,200 | Rs 29,200 | Rs 29,200 |
| Rated output | 640 W | 640 W | 640 W | 640 W |
| Efficiency | 23.7% | 23.59% | 23.7% | 23.7% |
| Warranty | 12 years | 12 years | 12 years | 12 years |
| Technology | Monocrystalline | TOPCon | Monocrystalline | TOPCon |
| Made in | China | China | China | China |
| Sellers | 1 from Rs 29,200 | — | — | — |
| Stock | — | — | — | — |