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RP1045BF light gray ABS water-tight enclosure with opaque lid and bottom mounting flange, 95 x 50 x 50 mm

Hammond RP1045BF 95x50x50mm IP65 Abs Watertight Enclosure, Bottom Flange

Hammond Manufacturing|

MPN: RP1045BF

|

UPC: 623980745152

In Stock
$7.00

Ships from and sold by A5 IT

Ground Shipping · $16.89Arrives by Tuesday, Oct 27
New, with full manufacturer warranty
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Key Features

  • 95 x 50 x 50 mm (3.74 in x 1.97 in x 1.97 in) ABS body with integral bottom flange
  • Opaque lid with smooth recessed area for membrane, label or silkscreen
  • Designed to meet IP65 with tongue-and-groove gasketed lid against oil, dust and water
  • Flame rating UL94 HB
  • Fits PC boards up to 87 x 41.5 mm; board posts accept M3 self-tapping screws
  • Inside dimensions 87.70 mm x 42.70 mm x 44.50 mm per drawing
  • Self-captivating M3.5 stainless steel lid screws into corrosion-resistant bushings
  • Rubber gasket, lid screws and PC board screws included; RoHS and REACH compliant

The RP1045BF is a water-tight general-purpose ABS enclosure with an integral bottom flange and a opaque lid, measuring 95 x 50 x 50 mm (3.74 in x 1.97 in x 1.97 in). It suits electronics builders, OEM engineers and electricians who want a general-purpose gasketed housing for printed circuit boards or components, fixed down through its flange. The opaque lid includes a smooth recessed area for a membrane, label or silkscreen.

It is moulded in light gray ABS plastic with a flame rating of UL94 HB; the series also offers polycarbonate (UL94-V2) versions of the same size. A two-piece tongue-and-groove lid with a rubber gasket (included, field installed) guards against oil, dust and water, and the design is rated IP65. Self-captivating M3.5 stainless steel lid screws (included) thread into corrosion-resistant bushings for repeated assembly and disassembly.

The drawing gives inside dimensions of 87.70 mm [3.45 in] long, 42.70 mm [1.68 in] wide and 44.50 mm [1.75 in] high, and 119.95 mm [4.72 in] overall length across the flange, which carries 4.20 mm [0.17 in] mounting holes. The part page lists a maximum PC board size of 87 x 41.5 mm, and the internal board posts accept M3 self-tapping screws. This size is the narrowest width (50 mm) in the series ordering table, a long, slim footprint offered in 40 mm and 50 mm heights.

Matching accessories listed for the RP1045BF include plastic inner panel STC104, aluminum inner panel STA104 and replacement gasket two-pack RP103GASKET. Spare lid screws (SC619-50) and PC board screws (SC622-50) come in 50-packs. It is RoHS and REACH compliant, packed in a bag at a shipping weight of 0.19 lbs (0.09 kg).

Ideal For

  • Housing printed circuit boards
  • Mounting electronic components in a sealed IP65 box
  • Flange-mounted long, narrow PCBs and slim DIN-style electronics
  • Front-panel membrane, label or silkscreen on the recessed lid

Mounting

Mounting StyleIntegral bottom flange
PC Board MountingPC board mounting posts; accept M3 self-tapping screws
Internal Mounting OptionsInternal DIN rail mounting tabs and PC board mounting posts; options vary with size (refer to drawing)
Flange Mounting Hole Diameter4.20 mm [0.17 in]

Overview

TypeGeneral purpose, water-tight
SeriesRP Series With Bottom Flange (Water-Tight ABS & Polycarbonate Enclosures)
Descriptionenclosure - plastic
Part NumberRP1045BF
Drawing ReferenceRP104 BF (REV: 20.11.2025)
Short DescriptionABS WATERTIGHT
Series Table VariantLight Gray ABS Plastic · Opaque Lid w/ Bottom Flange

Dimensions

Inside Width42.70 mm [1.68 in]
Inside Height44.50 mm [1.75 in]
Inside Length87.70 mm [3.45 in]
Lid Inlay Depth0.40 mm [0.02 in]
Size (L X W X H)3.74 in x 1.97 in x 1.97 in (95 mm x 50 mm x 50 mm)
Max. PC Board Width41.5 mm
Max. PC Board Length87 mm
Width (Series Table)1.97 in (50 mm)
Height (Series Table)1.97 in (50 mm)
Length (Series Table)3.74 in (95 mm)
Overall Length Across Flange (Drawing)119.95 mm [4.72 in]

Accessories

Extra Lid ScrewsSC619-50 (50-pack, self-tapping M3.5-0.6 x 10 mm)
Extra PC Board ScrewsSC622-50 (50-pack, self-tapping M3 x 6 mm)
Replacement Gasket (2-pk)RP103GASKET
Optional Inner Panel (Plastic)STC104
Optional Inner Panel (Aluminum)STA104

Identifiers

UPC623980745152
UNSPSC39121301

Related Variants

Light Gray ABS Plastic / Clear LidRP1045BFC
Off-White Polycarbonate / Clear LidRP1040BFC
Off White Polycarbonate / Opaque LidRP1040BF

Packaging & Shipping

Packaging TypeBag
Shipping Weight0.19 lbs (0.09 kg)

Construction & Finish

LidOpaque, with smooth recessed area for membrane, label or silkscreen
ColorLight Gray
GasketRubber gasket included; must be field installed
MaterialABS Plastic
CAD ModelsSolid models available in .stp or .x_t
Lid ScrewsSelf-captivating M3.5 stainless steel machine screws (included); lid holes are threaded with first installation
Lid ConstructionTwo-piece tongue & groove, gasketed
Included HardwareLid screws, PC board screws and gasket
Lid Screw InsertsCorrosion-resistant bushings, for repetitive assembly & disassembly
Factory ModificationCan be factory modified (milling, drilling, printing etc.)

Environmental & Protection

IP RatingIP65 (designed to meet IP65)
ProtectionGasketed lid protects against access of oil, dust and water
Flame RatingUL94 HB
Chemical ResistanceSome chemicals can damage or weaken plastic; avoid acetone, ketones, ethers, aromatic and chlorinated hydrocarbons, thread-locking compounds, cutting/tapping fluid, water detection and anti-seize paste, strong solvents or cleaners, and some greases and oils

Compliance & Certifications

RoHS CompliantYes
REACH CompliantYes

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Frequently Asked Questions

What size is the RP1045BF?▾

The listed size is 3.74 in x 1.97 in x 1.97 in (95 mm x 50 mm x 50 mm). The drawing shows inside dimensions of 87.70 mm [3.45 in] x 42.70 mm [1.68 in] x 44.50 mm [1.75 in] and an overall length of 119.95 mm [4.72 in] across the bottom flange.

Is the RP1045BF waterproof?▾

It is designed to meet IP65. The two-piece tongue-and-groove lid uses a rubber gasket, supplied with the enclosure and field installed, to protect against oil, dust and water.

What is the largest PC board it holds?▾

The part page lists a maximum PC board length of 87 mm and width of 41.5 mm. The internal board posts accept M3 self-tapping screws; extra screws are available as SC622-50 (50-pack, M3 x 6 mm).

How is the enclosure mounted?▾

It has an integral bottom flange; on the drawing the flange mounting holes are 4.20 mm [0.17 in] in diameter. For a version without flanges, the manufacturer points to the RP Series.

What flame rating does the ABS version have?▾

This general-purpose ABS enclosure is rated UL94 HB. Polycarbonate versions of the same size, such as RP1040BF, are rated UL94-V2.

What accessories fit this size?▾

The series table lists plastic inner panel STC104, aluminum inner panel STA104 and replacement gasket two-pack RP103GASKET, plus SC619-50 spare lid screws.