Hammond 1551USB Series Miniature Plastic USB Enclosures

Hammond Brand: Hammond

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The Hammond 1551USB series is a range of USB enclosures moulded in UL94-HB rated ABS. They are ideally suited for dongles or mounting small printed circuit boards that incorporate a USB connector.

  • Choice of three sizes in five colours
  • Sizes 35 x 20 x 15.5mm, 50 x 25 x 15.5mm & 65 x 30 x 15.5mm
  • Available in black (RAL 9011), grey (RAL 7035), translucent clear, translucent smoke and translucent red
  • Satin texture finish
  • Cover recess for easy label installation
  • Ideally suited to dongles or mounting small printed circuit boards with USB connectors
  • Moulded in UL94-HB rated ABS plastic
  • Complete with lid and 2 self-tapping screws (plated for grey & clear, black for all other colours)
  • 2 or 4 PCB standoffs moulded into interior depending on enclosure size
  • To secure PCBs use self tapping No. 2 x 3/16in. screws
  • IP54 protection rating
  • Hammond 1551USB series
USB connectors are not included.
Description Image Product Buy Pricing (Ex VAT) Enclosure Length Enclosure Width Colour Internal Features Size Type Material Enclosure Height Protection Rating External Features Finish Flame Resistance
Hammond 1551USB1BK Miniature Plastic USB Enclosure 35x20x15.5 Black
Hammond 1551USB1BK Miniature Plastic USB Enclosure 35x20x15.5 Black
Standard range
Order code: 30-0428
MPN: 1551USB1BK

Despatched within 1 working day - 88 in stockBack-order availability date - 27/06/2026
1+ £2.58
50+ £2.09
Price per unit Ex VAT 		35mm 20mm Black 2 PCB standoffs 35 x 20 x 15.5mm USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB1GY Miniature Plastic USB Enclosure 35x20x15.5 Grey
Hammond 1551USB1GY Miniature Plastic USB Enclosure 35x20x15.5 Grey
Extended range
Order code: 30-0429
MPN: 1551USB1GY

Out of stockBack-order availability date - 04/08/2026
1+ £2.58
50+ £2.09
Price per unit Ex VAT 		35mm 20mm Grey 2 PCB standoffs USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB1CLR Miniature Plastic USB Enclosure 35x20x15.5 Transparent Clear
Hammond 1551USB1CLR Miniature Plastic USB Enclosure 35x20x15.5 Transparent Clear
Standard range
Order code: 30-0430
MPN: 1551USB1CLR

Despatched within 1 working day - 53 in stockBack-order availability date - 27/06/2026
1+ £2.83
50+ £2.29
Price per unit Ex VAT 		35mm 20mm Transparent clear 2 PCB standoffs USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB1TSK Miniature Plastic USB Enclosure 35x20x15.5 Transparent Smoke
Hammond 1551USB1TSK Miniature Plastic USB Enclosure 35x20x15.5 Transparent Smoke
Standard range
Order code: 30-0431
MPN: 1551USB1TSK

Despatched within 1 working day - 26 in stockBack-order availability date - 27/06/2026
1+ £2.83
50+ £2.29
Price per unit Ex VAT 		35mm 20mm Transparent smoke 2 PCB standoffs USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB1TRD Miniature Plastic USB Enclosure 35x20x15.5 Transparent Red
Hammond 1551USB1TRD Miniature Plastic USB Enclosure 35x20x15.5 Transparent Red
Standard range
Order code: 30-0432
MPN: 1551USB1TRD

Despatched within 1 working day - 41 in stockBack-order availability date - 27/06/2026
1+ £2.41
50+ £1.65
Price per unit Ex VAT 		35mm 20mm Transparent red 2 PCB standoffs USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB2BK Miniature Plastic USB Enclosure 50x25x15.5 Black
Hammond 1551USB2BK Miniature Plastic USB Enclosure 50x25x15.5 Black
Standard range
Order code: 30-0433
MPN: 1551USB2BK

Despatched within 1 working day - 44 in stockBack-order availability date - 27/06/2026
1+ £2.42
50+ £1.96
Price per unit Ex VAT 		50mm 25mm Black 2 PCB standoffs 50 x 25 x 15.5mm USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB2GY Miniature Plastic USB Enclosure 50x25x15.5 Grey
Hammond 1551USB2GY Miniature Plastic USB Enclosure 50x25x15.5 Grey
Standard range
Order code: 30-0434
MPN: 1551USB2GY

Despatched within 1 working day - 120 in stockBack-order availability date - 27/06/2026
1+ £2.83
50+ £2.29
Price per unit Ex VAT 		50mm 25mm Grey 2 PCB standoffs USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB2CLR Miniature Plastic USB Enclosure 50x25x15.5 Transparent Clear
Hammond 1551USB2CLR Miniature Plastic USB Enclosure 50x25x15.5 Transparent Clear
Standard range
Order code: 30-0435
MPN: 1551USB2CLR

Despatched within 1 working day - 68 in stockBack-order availability date - 27/06/2026
1+ £3.08
50+ £2.50
Price per unit Ex VAT 		50mm 25mm Transparent clear 2 PCB standoffs USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB2TSK Miniature Plastic USB Enclosure 50x25x15.5 Transparent Smoke
Hammond 1551USB2TSK Miniature Plastic USB Enclosure 50x25x15.5 Transparent Smoke
Standard range
Order code: 30-0436
MPN: 1551USB2TSK

Despatched within 1 working day - 145 in stockBack-order availability date - 27/06/2026
1+ £2.71
50+ £2.13
Price per unit Ex VAT 		50mm 25mm Transparent smoke 2 PCB standoffs USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB2TRD Miniature Plastic USB Enclosure 50x25x15.5 Transparent Red
Hammond 1551USB2TRD Miniature Plastic USB Enclosure 50x25x15.5 Transparent Red
Standard range
Order code: 30-0437
MPN: 1551USB2TRD

Despatched within 1 working day - 12 in stockBack-order availability date - 27/06/2026
1+ £3.08
50+ £2.50
Price per unit Ex VAT 		50mm 25mm Transparent red 2 PCB standoffs USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB3BK Miniature Plastic USB Enclosure 65x30x15.5 Black
Hammond 1551USB3BK Miniature Plastic USB Enclosure 65x30x15.5 Black
Standard range
Order code: 30-0438
MPN: 1551USB3BK

Despatched within 1 working day - 66 in stockBack-order availability date - 27/06/2026
1+ £3.08
50+ £2.50
Price per unit Ex VAT 		65mm 30mm Black 4 PCB standoffs 65 x 30 x 15.5mm USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB3GY Miniature Plastic USB Enclosure 65x30x15.5 Grey
Hammond 1551USB3GY Miniature Plastic USB Enclosure 65x30x15.5 Grey
Standard range
Order code: 30-0439
MPN: 1551USB3GY

Despatched within 1 working day - 30 in stockBack-order availability date - 27/06/2026
1+ £3.00
50+ £2.09
Price per unit Ex VAT 		65mm 30mm Grey 4 PCB standoffs USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB3CLR Miniature Plastic USB Enclosure 65x30x15.5 Transparent Clear
Hammond 1551USB3CLR Miniature Plastic USB Enclosure 65x30x15.5 Transparent Clear
Standard range
Order code: 30-0440
MPN: 1551USB3CLR

Despatched within 1 working day - 65 in stockBack-order availability date - 27/06/2026
1+ £3.35
50+ £2.69
Price per unit Ex VAT 		65mm 30mm Transparent clear 4 PCB standoffs USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB3TSK Miniature Plastic USB Enclosure 65x30x15.5 Transparent Smoke
Hammond 1551USB3TSK Miniature Plastic USB Enclosure 65x30x15.5 Transparent Smoke
Standard range
Order code: 30-0441
MPN: 1551USB3TSK

Despatched within 1 working day - 244 in stockBack-order availability date - 27/06/2026
1+ £3.35
50+ £2.69
Price per unit Ex VAT 		65mm 30mm Transparent smoke 4 PCB standoffs USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Hammond 1551USB3TRD Miniature Plastic USB Enclosure 65x30x15.5 Transparent Red
Hammond 1551USB3TRD Miniature Plastic USB Enclosure 65x30x15.5 Transparent Red
Standard range
Order code: 30-0442
MPN: 1551USB3TRD

Despatched within 1 working day - 9 in stockBack-order availability date - 27/06/2026
1+ £3.35
50+ £2.69
Price per unit Ex VAT 		65mm 30mm Transparent red 4 PCB standoffs USB Enclosures ABS 15.5mm IP54 USB cut-out Satin textured UL94-HB
Order codeMftrs Part No.Colour
30-04281551USB1BKBlack
30-04291551USB1GYGrey
30-04301551USB1CLRTranslucent clear
30-04311551USB1TSKTranslucent smoke
30-04321551USB1TRDTranslucent red
30-04331551USB2BKBlack
30-04341551USB2GYGrey
30-04351551USB2CLRTranslucent clear
30-04361551USB2TSKTranslucent smoke
30-04371551USB2TRDTranslucent red
30-04381551USB3BKBlack
30-04391551USB3GYGrey
30-04401551USB3CLRTranslucent clear
30-04411551USB3TSKTranslucent smoke
30-04421551USB3TRDTranslucent red


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