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Product Specifications:
| Item | Back Box |
| Angle | Straight |
| Box Angle | Straight |
| Cable Entry | Through Hub |
| Construction | Cast |
| Current Rating | 30A |
| For Use With | Insulgrip Pin And Sleeve Device |
| Housing Color | Gray |
| Hub | 3/4" |
| Hub Diameter | 3/4" |
| Hub Type | Dead End |
| Includes | Mounting Screws |
| Knockout Size | 3/4" |
| Knockout Size (in.) | 3/4" NPT |
| Length | 4 1/2" |
| Material | Aluminum |
| Material Type | Metallic |
| Mount Type | Surface |
| Nema Enclosure Rating | NEMA 4X |
| Number Of Gangs | 1 |
| Number Of Outlets | 1 |
| Product Datasheet | hubbell-wiring-device-kellems-mb303w.pdf |
| Resistance Properties | Impact Resistant |
| Ul 94 Flammability Rating | V-0, 5 VA |
| Use With | Insulgrip Pin And Sleeve Devices |
| Width | 3 5/8" |
Shipping Info:
| Ship weight (kg) | 0.81 |
| Ship height (cm) | 12.19 |
| Ship length (cm) | 16.51 |
| Ship width (cm) | 14.22 |
| HS code | 8538908080 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Hub | Angle | Amps | Ip Rating | Material | Construction | Current Rating | Knockout Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
BB2030N | 1" | 15° | 20/30A | IP67 | Thermoplastic | Molded | 20/30A | - | €108.53 | |
![]() |
BB60N | 1 1/4" | 15° | 60A | IP67 | Thermoplastic | Molded | 60/63A | 1.25" | €170.83 | |
![]() |
MB301W | 3/4" | 15° | - | - | Aluminum | Cast | 30A | 3/4" | €186.90 | |
![]() |
MB302W | - | 15° | - | - | Aluminum | Cast | 30A | - | €171.56 | |
![]() |
MB601006W | 1 1/4" | 15° | 60/100A | - | Aluminum | Cast | 60/100A | 1.25" | €693.93 | |
![]() |
MB601007W | 1 1/2" | 15° | 60/100A | - | Aluminum | Cast | 60/100A | 1.5" | €690.12 | |
![]() |
MB601W | 1" | 15° | 60A | - | Aluminum | Cast | 60A | - | €239.61 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
HUBBELL WIRING DEVICE-KELLEMS MB303W Back Box, Hub Size 3/4 Inch Npt, Cast Aluminium, Grey
€264.20 /unit




