We are comparing the SCHROFF CompacPRO 3U 84HP Enclosure with 331 mm depth for electronic components and equipment with alternative SCHROFF brand solutions, including the SUBR PRO F, RATIOP.PRO WI, INPAC, and PROPAC PRO series. All these products share a standard 3U height and belong to the 19-inch equipment ecosystem, yet they differ in depth, width, electromagnetic shielding (EMC), and their intended purpose as standalone enclosures or rack-mounted modules.
⚙️ Below is a comparison of core characteristics such as height, width, depth, shielding, and construction type to help you evaluate the physical differences between the models.
| Parameter | SCHROFF CompacPRO 3U 84HP | SCHROFF SUBR PRO F 3U 84HP 235D SL Shielded | SCHROFF SUBR PRO F 3U 84HP 295D SL | SCHROFF RATIOP.PRO WI 3U 84HP 375mm | SCHROFF INPAC 3U 254.5 mm | SCHROFF PROPAC PRO 28TE 326T | Practical significance |
|---|
| Height | 3U | 3U | 3U | 3U | 3U | 2U/3U (GEH.3HE) | All primary models support the standard 3U form factor for mounting circuit boards and modules. |
| Width | 84HP | 84HP | 84HP | 84HP | Standard 19" | 28TE | Models with an 84HP width are designed for full-size 19-inch racks, while PROPAC PRO offers a compact 28TE width for smaller devices. |
| Depth | 331 mm | 235 mm | 295 mm | 375 mm | 254.5 mm | 326 mm | Varying depths allow you to precisely match the enclosure to your electronics size, from compact boards to deep rack components. |
| Protection and type | Standalone enclosure | Rack accessory with EMC shielding | Rack accessory with EMC shielding | Rack enclosure | Rack case | Modular enclosure | SUBR PRO F models feature built-in shielding for interference protection, whereas CompacPRO and RATIOP.PRO are designed for universal equipment housing. |
◎ The table below evaluates how well different usage scenarios and buyer needs match specific SCHROFF models.
| Use case | Recommended product | Why |
|---|
| Housing standard laboratory or industrial systems with medium depth | SCHROFF CompacPRO 3U 84HP Enclosure with 331 mm depth for electronic components and equipment | The optimal 331 mm depth and 84HP width provide balanced space for universal electronic components. |
| Installation in server or telecom racks with interference protection requirements | Rack accessory SCHROFF SUBR PRO F 3U 84HP 235D SL Shielded — 3U, 84HP, 235 mm depth, shielded | Provides electromagnetic shielding (EMC) and a shorter depth (235 mm) for compact cabinets. |
| Mounting deeper modules into 19-inch racks | Rackmount enclosure SCHROFF RATIOP.PRO WI 3U 84HP 375mm depth (MPN 24571442) | Offers the greatest depth in the selection (375 mm), which is convenient for bulky equipment. |
| Compact desktop or rack configurations with narrow width | Enclosure SCHROFF PROPAC PRO GEH.3HE 28TE 326T 2U 3U | Features a reduced width (28TE), ideal for compact specialized devices. |
The main difference of the SCHROFF CompacPRO 3U 84HP Enclosure with 331 mm depth for electronic components and equipment is its universal design with a 331 mm depth, tailored for independent or desktop/rack placement of a wide range of electronics without specialized shielding requirements. This enclosure is best suited for engineers and laboratories needing a reliable, medium-depth housing. Choose it if you require a standard 84HP width and 331 mm depth, while alternatives with shielding or different depths are better suited for specialized server cabinets or non-standard equipment dimensions.
