Product Description
Killark FXB-4 SEAL-X Series Factory Sealed Feed-Thru Splice Box – 1-Gang, 1/2″ Hub
This used Killark FXB-4 is a factory-sealed, feed-thru splice box designed for hazardous location installations. Part of the SEAL-X series, it provides a safe and reliable enclosure for electrical splices and terminations in environments requiring explosion-proof protection .
Key Features & Specifications :
| Specification | Details |
|---|---|
| Manufacturer | Killark (Hubbell) |
| Series | SEAL-X / FXB Series |
| Model | FXB-4 |
| Type | Factory Sealed, Feed-Thru Splice Box |
| Number of Gangs | 1 |
| Hub Size | 1/2 inch (female NPT conduit entries) |
| Hub Style | Feed-Thru (two hubs for in/out wiring) |
| Material | Copper-free aluminum (less than 4/10 of 1% copper) |
| Color | Gray |
| Depth | 1-3/4 inches (1.75″) |
| Width | 3-11/16 inches (approx. 3.68″) |
| Length | 6-13/16 inches (approx. 6.81″) |
| Mounting | Wall mount |
| NEMA Rating | NEMA 3 (rainproof, sleet-resistant; outdoor use) |
| For Use With | FXCS and FXS Series cover sub-assemblies |
| Includes | Internal ground screw |
Hazardous Location Ratings :
-
Class I, Divisions 1 & 2, Groups C, D
-
Class I, Zones 1 & 2, Groups IIB, IIA
-
Class II, Divisions 1 & 2, Groups E, F, G
-
Class III, Divisions 1 & 2
-
Suitable for Type 3, 7 & 9 protection ratings for indoor and outdoor use
Certifications :
-
UL Listed: File #E53360
-
CSA Certified: File #LR11714, LR11712
Design & Application :
The FXB Series splice boxes are designed to work with Killark’s FXCS and FXS Series factory-sealed cover assemblies, providing complete control solutions in hazardous locations for:
-
START/STOP motor functions
-
LED pilot light indications
-
Pushbutton stations
-
Selector switches
The feed-thru configuration (model FXB-4) features two 1/2″ hubs, allowing wiring to enter and exit the box for continuous runs . The factory-sealed design eliminates the need for external seals, simplifying installation in hazardous areas .
Condition:
SOLD AS IS
USED – SHOWS NORMAL INDUSTRIAL WEAR (scuffs, paint wear)
NO COVER ASSEMBLY INCLUDED
PICTURE MAY NOT MATCH PRODUCT
Potential Applications:
-
Hazardous location electrical installations
-
Replacement box for existing Killark systems
-
Industrial control stations
-
Explosion-proof junction box for splices
-
Outdoor electrical enclosures



