
The 1555Q2F42GY is the polycarbonate, UL listed version of the 1555F Series flanged-base enclosure in the Q size, built for outdoor wireless, security, controls and other harsh industrial installations. It gives OEM engineers and integrators a watertight, wall-mountable housing for printed circuit boards, panels or DIN rail mounted components.
This is the taller of the two Q heights. The body measures 5.55 x 5.51 x 2.44 in (141 x 140 x 62 mm) not including flanges, and the drawing shows 180.00 mm [7.09 in] overall length across the flanges with a 158.00 mm [6.22 in] flange hole spacing. Inner box depth is 42.00 mm [1.65 in] and inner lid depth 12.00 mm [.47 in], leaving useful room for taller components.
The polycarbonate is UV stabilized, carries a UL94-5VA rating and is cUL and UL 508A listed under file #E65324. Polycarbonate versions have been independently tested to IP66, IP67 and IP68 and NEMA Type 4, 4X, 6, 6P, 12 and 13, carry an IK08 impact rating per IEC 62262:2021, and have a recommended operating range of -40°C to +110°C (-40°F to +230°F).
The satin RAL7035 grey lid seals through a two-piece tongue and groove joint with a one-piece silicone gasket, supplied loose. M4 stainless steel lid screws thread into corrosion resistant inserts behind the lid (recommended torque 2.5 lbf-in / 30 cN-m). Inside, DIN rail tabs are molded into the lid and standoffs accept #4 x 1/4" self-tapping screws; the 1554QPL steel inner panel is ordered separately.
| Series | 1555F Series, Type 4X, 6P Enclosures (Watertight, Flanged Lid) |
| Material | Polycarbonate |
| CAD Models | Solid models available in .stp or .x_t |
| Part Number | 1555Q2F42GY |
| Long Description | RAL7035 grey watertight plastic enclosure, flange |
| Short Description | PC FLANGED BASE NEMA ENCL. |
| Factory Modification | Enclosures can be factory modified (milling, drilling, printing etc.) |
| ABS Equivalent Part Number | 1555QF42GY |
| Inner Box Depth | 42.00 mm [1.65 in] |
| Inner Lid Depth | 12.00 mm [.47 in] |
| Lid Inlay Width | 134.00 mm [5.28 in] |
| Lid Inlay Length | 107.00 mm [4.21 in] |
| Flange Mounting Holes | 4X Ø5.00 mm [.20 in] |
| Size L X W X H (Part Page) | 5.51 in x 5.51 in x 2.44 in (140 mm x 140 mm x 62 mm) |
| Body Length X Width (Drawing) | 141.05 mm [5.55 in] x 140.13 mm [5.52 in] |
| Width (Not Including Flanges) | 5.51 in (140 mm) |
| Height (Not Including Flanges) | 2.44 in (62 mm) |
| Length (Not Including Flanges) | 5.55 in (141 mm) |
| Overall Height, Assembled (Drawing) | 62.20 mm [2.45 in] |
| Flange Mounting Hole Spacing (Drawing) | 158.00 mm [6.22 in] |
| Overall Length Including Flanges (Drawing) | 180.00 mm [7.09 in] |
| UPC | 623980043319 |
| UNSPSC | 39121301 |
| Drawing Revision | REV 23.08.2022 |
| DIN Rail | Internal DIN rail mounting tabs molded into lid |
| Mounting | Designed for wall mounting via base mounting flanges |
| Internal Standoffs | Standoffs molded in the lid and enclosure interior for PC board or inner panel; accept #4 x 1/4" self-tapping screws |
| Inner Panel (Order Separately) | 1554QPL (galvanized steel) |
| Self-Tapping Screw (Order Separately) | 1555TS100 (Steel Panel / P.C. Board Self Tapping Screw, #4 x 1/4" (6.4mm), Plated) |
| Shipping Weight | 0.7 lbs (0.32 kg) |
| Finish | Satin texture RAL7035 grey |
| Gasket | One-piece, high temperature, UL listed silicone; supplied loose inside the enclosure (not pre-installed) |
| Included | Styled box, flanged lid, 4 cover screws and preformed silicone gasket |
| Lid Seal | Gasketed lid with two-piece tongue and groove construction; protection against access of oil, dust and water |
| Lid Surface | Smooth recessed surface on lid for a membrane keypad or label |
| Lid Fasteners | Included M4 stainless steel machine screws threaded into corrosion resistant bushings (M4 corrosion resistant inserts) for repetitive assembly and disassembly; lid screws are behind the lid |
| Replacement Lid Screws | SC576-50 (Stainless Steel Cover Screws, M4-0.7 x 20mm, Pkg 50) |
| Replacement Gasket (Pair) | 1554QGASKET |
| Recommended Cover Screw Torque | 2.5 lbf-in (30 cN-m) |
| Impact Rating | IK08 per IEC 62262:2021 |
| Chemical Resistance | Some chemicals can damage or weaken plastic; avoid acetone, ketones, ethers, aromatic and chlorinated hydrocarbons, thread-locking compounds, cutting/tapping fluid, water detection paste, anti-seize paste, strong solvents and some greases and oils |
| Outdoor Suitability | UV stabilized for outdoor use (polycarbonate versions) |
| Flame Rating (Material) | UL94-5VA (gray polycarbonate); drawing: Matl UL94 - 5VA @ 3mm |
| NEMA Type Ratings (Series) | Type 4, 4X, 6, 6P, 12 and 13 |
| Ingress Protection (Series) | Independently tested to meet IP66, IP67 and IP68 |
| Recommended Operating Temperature | -40°C to +110°C (-40°F to +230°F); customers should conduct their own testing to determine suitability for any specific application |
| UL Listing | cUL and UL 508A listed under file #E65324 (polycarbonate versions) |
| Drawing Note | Polycarbonate version is UL 508 approved (Matl UL94 - 5VA @ 3mm) |
| RoHS Compliant | Yes |
| Drawing Marking | cULus Listed, File #E65324, Type 4, 4X, 6, 6P (polycarbonate version only) |
| REACH Compliant | Yes |
| UL File # (Part Page) | E65324 |
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The body is 5.55 x 5.51 x 2.44 in (141 x 140 x 62 mm) not including flanges. The drawing gives 180.00 mm [7.09 in] overall length with flanges and 62.20 mm [2.45 in] assembled height.
Yes. Polycarbonate versions are UV stabilized for outdoor use and have been tested to IP66, IP67, IP68 and NEMA Type 4, 4X, 6, 6P, 12 and 13.
Polycarbonate versions are cUL and UL 508A listed under file #E65324.
The series table lists 1554QPL as the steel inner panel for the Q size; it is ordered separately.
No. The one-piece silicone gasket is supplied loose inside the enclosure. The replacement gasket pair is 1554QGASKET.
The general purpose ABS version of this size and height is 1555QF42GY.

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