JPM440A Black Box fiber-optic splice

Black Box fiber-optic splice.The practical accessory for your fiber enclosures. The practical accessory for your fiber enclosures. appears to be a specific identifier or code that could correspond to a product, part, or model number. Without further context, it’s challenging to provide a precise description. Typically, such identifiers are used by manufacturers to uniquely identify their products or components within a larger system or catalog.