
The 1594RFIDBK is a long, narrow thick-wall enclosure from the 1594RFI series, molded in black conductive plastic for EMI/RFI shielding applications. Its 132 x 66 mm footprint suits longer circuit boards and interface electronics where a designer wants a shielded housing that looks and handles like a standard plastic box.
Shielding comes from the material: a conductive compound of stainless steel fibers and flame retardant ABS plastic that carries a UL flammability rating of 94V-0. The walls average 0.13 in (3.3 mm) per series data, with 3.10 mm on the drawing, and the finish is a matte textured black. An independent test report in the series documentation evaluated shielding effectiveness to VG 95373 P15 on boxes measuring 131 mm x 66 mm x 55 mm with 3.3 mm walls, one of which was a plastic box loaded with 10 percent stainless steel.
The ordering table lists 5.20 in (132 mm) long, 2.60 in (66 mm) wide and 2.17 in (55 mm) deep, and the part page gives a nominal 5.2 x 2.6 x 1.7 in (132 x 66 x 43 mm). The drawing shows a 131.50 x 66.30 mm box, a narrowest inside dimension of 56.97 mm and an inner box height of 49.30 mm. It ships at 0.33 lbs (0.15 kg).
The countersunk lid on the 1594RFIDBK is secured with four M3-0.5 x 18mm long Philips machine screws threaded into integral brass bushings; spares are part number 1594MS100 (pack of 100). The enclosure is designed to meet IP54 and is REACH and RoHS compliant. It is brittle, similar to phenolic, so avoid high impact use, and treat it as a metal enclosure because conductive plastic is not an insulator.
| Type | Thick wall, EMI/ RFI Shielded |
| Color | Black |
| Series | 1594RFI Series Thick-Wall Plastic Enclosures w/ EMI/RFI Shielding |
| Description | 1594D SHIELDED COND. PLAST. |
| Part Number | 1594RFIDBK |
| Factory Modification | Enclosures can be factory modified (milling, drilling, printing etc.) |
| Circuit Board Holders | See 1594Z Series |
| Replacement Cover Screws | 1594MS100 (pack of 100) |
| Box Height (Drawing) | 43.00 mm [1.693 in] |
| Depth (Ordering Table) | 2.17 in (55 mm) |
| Width (Ordering Table) | 2.60 in (66 mm) |
| Length (Ordering Table) | 5.20 in (132 mm) |
| Nominal Size (L X W X H) | 5.2 in x 2.6 in x 1.7 in (132 mm x 66 mm x 43 mm) |
| Inner Box Height (Drawing) | 49.30 mm [1.941 in] |
| Average Wall Thickness (Drawing) | 3.10 mm [0.122 in] |
| Box Outside Length X Width (Drawing) | 131.50 mm [5.177 in] x 66.30 mm [2.610 in] |
| Narrowest Inside Dimension (Drawing) | 56.97 mm [2.243 in] |
| Shielding | Designed for EMI/RFI shielding applications |
| Safety Note | Conductive plastic is NOT an insulator; treat like a metal enclosure. Significant current flow will cause the plastic to heat and produce smoke |
| UPC | 623980582290 |
| UNSPSC | 39121301 |
| Packaging Type | Shrink wrap |
| Shipping Weight | 0.33 lbs (0.15 kg) |
| Lid | Countersunk lid secured with four M3-0.5 x 18mm long Philips machine screws threaded into integral brass bushings |
| Finish | Black with matte textured finish |
| Material | ABS Plastic (conductive compound of stainless steel fibers and flame retardant ABS plastic) |
| Material Note | Material is brittle, similar to phenolic. Not for high impact use |
| Draft Angle (Drawing) | Approximately 1° |
| Lid Threaded Holes (Drawing) | M3 x 0.5 - 6H x 5.75 |
| Average Wall Thickness (Series) | 0.13 in (3.3 mm) |
| IP Rating | IP54 |
| Flame Rating | UL94 V-0 |
| Chemical Resistance | Avoid acetone, ketones, ethers, aromatic and chlorinated hydrocarbons, thread locking compounds, cutting or tapping fluid, water detection paste, anti-seize paste, strong solvents or cleaners, and some greases and oils |
| RoHS Compliant | Yes |
| REACH Compliant | Yes |
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The ordering table lists 5.20 in (132 mm) long, 2.60 in (66 mm) wide and 2.17 in (55 mm) deep. The part page gives a nominal 5.2 x 2.6 x 1.7 in (132 x 66 x 43 mm), and the drawing shows an inner box height of 49.30 mm.
The series documentation includes an independent report of shielding effectiveness measurements to VG 95373 P15 on boxes 131 mm long by 66 mm wide by 55 mm deep with 3.3 mm walls. The report notes its results relate only to the items tested.
No. The safety notes state that conductive plastic is NOT an insulator and these enclosures must be treated like a metal enclosure. Significant current flow through the case will cause the plastic to heat and produce smoke.
No. The shielding information notes that government regulations cover the finished product only, and using an enclosure with inherent shielding will not guarantee compliance; it can enhance performance with respect to EMI/RFI compliance.
Yes. The drawing states that enclosures can be factory modified (milling, drilling, printing etc.) and that solid models are available in STEP or IGES.

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