What the Solarwatt Panel vision AM 4.5 Black 425Wp is

Solarwatt Panel vision AM 4.5 Black 425Wp is a framed glass-glass solar panel in the AM 4.5 range, specified here in the Black variant at 425Wp. That exact combination matters because the AM 4.5 family is differentiated by finish as well as power class. In this version, the module uses a black aluminium frame and black printed rear glass, giving the panel a darker roofline presence than the Pure model while avoiding the transparent style-led appearance of the Style version.

For buyers comparing similar modules, that means the Black variant is about presentation as much as output. The technical base remains the same 108-cell bifacial TOPCon platform, but the finished array reads more discreetly on darker roofs and more contemporary elevations. That makes it a common shortlist option for visible residential arrays where appearance is part of the value of the system.

Who it suits

Panel vision AM 4.5 Black 425Wp suits homes and buildings where the customer wants a darker, tidier-looking array without leaving the medium-format 425Wp class. It can work well on slate roofs, dark concrete tiles, modern extensions, and other projects where a silver frame or white printed rear glass would stand out more than desired. It also suits buyers who want Solarwatt’s glass-glass approach and warranty package but want the module finish to feel more restrained from street level.

The Black version is also a straightforward recommendation for customers who like the look of black-finished PV modules but do not need the transparency feature of the Style version. In those cases, the Black model is often the more obvious fit because it offers the darker presentation directly.

Key features and practical benefits

• 425Wp nominal power with 21.8% module efficiency.
• 108 bifacial monocrystalline high-power TOPCon half-cut cells.
• Framed glass-glass laminate construction.
• Black aluminium frame with black printed rear glass.
• IP68 protection, 1,500V maximum system voltage, and 3 bypass diodes.
• Pressure load up to 5,400 Pa and suction load up to 2,400 Pa.
• 30 year product warranty and 30 year performance warranty on 90% of nominal power.

The key buyer benefit is visual integration. A black-framed, black-printed module can reduce contrast on many roofs, especially where darker materials dominate. That changes the way the installation sits on the building and is often one of the clearest reasons customers compare black-finish panels in the first place.

Another important benefit is that the visual gain does not come with a loss of core specification. Solarwatt’s published data for the 425Wp AM 4.5 platform still confirms bifacial TOPCon cells, tempered glass front and rear, MC4-Evo 2 connectors, and long warranty support. That keeps the Black variant commercially useful for customers who want both presentation and product substance.

Technical details that matter in practice

Solarwatt’s AM 4.5 datasheet lists the 425Wp class at 32.2V nominal voltage, 13.2A nominal current, 38.6V open circuit voltage, 13.8A short circuit current, and 21.8% module efficiency. The module uses 108 bifacial monocrystalline TOPCon half-cut cells with 182 x 91mm cell dimensions. Overall panel size is 1,722 x 1,134 x 35mm and the module weighs 24kg.

The construction approach is framed glass-glass laminate with tempered solar glass on the front, POE encapsulation, and tempered rear glass with the spaces between the cells printed in black for the Black version. That detail is what creates the darker finished appearance of the module. The panel also uses 2 x 1.2m, 4 mm² cables with Stäubli Electrical MC4-Evo 2 connectors and includes 3 bypass diodes, supporting normal string design and installation practice.

Electrical and protection details are equally useful. Maximum system voltage is 1,500V. The module is IP68 rated and class II according to IEC 61140. Solarwatt lists fire class A according to IEC 61730 and UL 790. Mechanical loading is published at pressure load up to 5,400 Pa with test load to 8,100 Pa and suction load up to 2,400 Pa with test load to 3,600 Pa. Those values matter when the product is being specified for roofs that may face meaningful wind or snow load considerations.

Installation and fitment considerations

Panel vision AM 4.5 Black 425Wp uses a familiar framed-panel form factor, which is helpful for installers working on mainstream residential and small commercial systems. The 35mm frame depth and medium-format dimensions make the module easier to integrate than larger-format commercial panels in many domestic layouts. The connector format is standard for modern PV work, and the cable lengths are aligned with typical on-roof string practice.

The Black finish changes the design outcome more than the installation method. In most cases, the same mounting and electrical design logic used for the sibling versions can be applied, provided the system designer respects the published mechanical zones, electrical limits, and installation guidance. The real advantage of this specific variant is that it can make a roofline look more cohesive on darker buildings without giving up the comfort of a conventional framed glass-glass module.

Why this exact variant may be the right choice

The AM 4.5 Black 425Wp is the right choice when the project brief includes appearance and specifically points towards a darker array. Customers who want the module to blend more readily with dark roof materials will usually find more value here than in the Pure version. Customers who want a visually lighter or semi-transparent look will usually be better served elsewhere.

Compared with the Pure version, the Black module reduces frame contrast and gives the array a more contemporary appearance. Compared with the Style version, it keeps the panel more visually solid and more typical for a roof-mounted opaque array. In other words, the Black version is not just a naming difference. It is the option for buyers who want the AM 4.5 platform presented in a darker, more integrated way.

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