
The RZ0313 is a water-tight enclosure from the RZ Series, built from beige ABS plastic with a smooth-surface opaque lid and designed to meet IP65. It is aimed at OEM engineers, electronics designers and panel builders who need to house a printed circuit board or DIN rail mounted components in an indoor setting.
Its 171 x 121 x 55 mm body accepts a PCB of up to 162.87 x 112.87 mm, a mid-size footprint with 49.00 mm of inside height. Overall size is 6.73 in x 4.76 in x 2.17 in (171 mm x 121 mm x 55 mm); the drawing gives an inside height of 49.00 mm [1.93 in] and an inside width of 113.72 mm [4.48 in].
The lid uses a gasketed, two-piece tongue and groove construction that protects against the entry of oil, dust and water. Lid screws are self-captivating: the lid holes are threaded the first time the screws are installed. For wall mounting, the through box-blind hole construction places the mounting holes outside the gasket perimeter, so fixing the box to a wall does not breach the seal.
The purchased assembly includes the box, lid, string gasket, 4 PCB screws and 4 lid screws; PCB bosses accept M3 self-tapping screws and the recommended lid screw torque is 43-50 ozf.in (30-35 cN.m). The ABS material carries a UL94 HB flame rating with a temperature range of -30 °C to +80 °C, and the part is RoHS and REACH compliant. Replacement gaskets are sold as RZ0313GASKET (2-pack).
| Type | Water-tight |
| Series | RZ Series – Water-Tight ABS & Polycarbonate Enclosures |
| Lid Style | Opaque lid, smooth surface |
| Description | ABS WATERTIGHT |
| Part Number | RZ0313 |
| Depth | 55 mm |
| Width | 121 mm |
| Length | 171 mm |
| Inside Width | 113.72 mm [4.48 in] |
| Inside Height | 49.00 mm [1.93 in] |
| Size (L X W X H) | 6.73 in x 4.76 in x 2.17 in (171 mm x 121 mm x 55 mm) |
| Max. P.C. Board Width | 112.87 mm |
| Max. P.C. Board Length | 162.87 mm |
| Replacement Gasket (2-Pk) | RZ0313GASKET (string gasket, EPDM, grey) |
| Cover Screw (M4-0.7 X 20 Mm, 50 Pkg) | SC618-50 |
| PCB Screw, Self Tapping (M3 X 6 Mm, 50 Pkg) | SC622-50 |
| UPC | 623980404981 |
| UNSPSC | 39121301 |
| Gray Polycarbonate | RZ0214 |
| Beige ABS W/ Clear Lid | RZ0313C |
| Gray Polycarbonate W/ Clear Lid | RZ0214C |
| Included | Box, lid, string gasket, 4 PCB screws, 4 lid screws |
| Packaging Type | bag |
| Shipping Weight | 0.64 lbs (0.29 kg) |
| Color | Beige |
| Material | ABS Plastic |
| CAD Models | Solid models available in .stp or .x_t |
| Lid Screws | 4, self-captivating (lid holes are threaded with first installation of screws) |
| PCB Mounting | Internal mounting points for printed circuit boards or DIN rail; accepts M3 self-tapping screw |
| Wall Mounting | Through box-blind hole construction; wall-mounting holes outside the gasket perimeter |
| Lid Construction | Gasketed lid, two-piece tongue & groove construction |
| Factory Modification | Milling, drilling, printing etc. available by factory quote |
| Series Color Reference | RAL1013 (ABS) |
| Recommended Lid Screw Torque | (43-50) Ozf.in / (30-35) cN.m |
| IP Rating | IP65 |
| Flame Rating | UL94 HB |
| Suggested Use | Indoor |
| Temperature Range | -30 °C to +80 °C |
| Chemical Resistance | Avoid acetone, ketones, ethers, aromatic and chlorinated hydrocarbons, thread locking compounds, cutting/tapping fluid, water detection and anti-seize paste, strong solvents, and incompatible greases or oils |
| RoHS Compliant | Yes |
| REACH Compliant | Yes |
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It is IP65 rated. The RZ Series is designed to meet IP65, with a gasketed two-piece tongue and groove lid that protects against oil, dust and water.
The maximum P.C. board size is 162.87 mm x 112.87 mm. The drawing shows an inside height of 49.00 mm [1.93 in] and inside width of 113.72 mm [4.48 in]; PCB bosses accept M3 self-tapping screws.
The RZ Series literature suggests the ABS material for indoor use, rated -30 °C to +80 °C. For outdoor use it suggests polycarbonate; the gray polycarbonate equivalents of this size are RZ0214 and RZ0214C.
Yes. The ordering table lists RZ0340 as the 171 x 121 x 80 mm Beige ABS size; this part is the 55 mm deep version and accepts a PCB up to 162.87 x 112.87 mm.
No. The chemical resistance statement advises against Red Loctite or any thread locking compound on this ABS enclosure, along with acetone, ketones, strong solvents and cutting or tapping fluid.
The replacement gasket for this size is RZ0313GASKET, supplied as a 2-pack string gasket.

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