The Signaline UCB-Ex is an universal connector box with an EX enclosure. The UCB-Ex is designed for use with the Signaline HD/FT.

The Signaline UCB-Ex can be used as an end of line unit, junction box or an interposing line unit. The UCB-Ex comes complete with cable glands, stoppers, terminal block and resistors. This means the unit is ready for use on-site and reduces installation time and cost.

The GRP enclosure ensures a very high IP rating, excellent corrosion and UV resistance. This makes the Signaline UCB-Ex suitable for the harshest of areas.

Signaline UCB-Ex is also approved for use in Zone 1, 2, 21 and 22 enviornments.

The UCB-Ex is supplied with:
1x Ex enclosure (with lid)
2x brass glands
2x Ex nylon glands
1x Ex nylon stopping plug
1x terminal block (fitted)
1x terminal block holder (fitted)
1x 470 ohm resistor (colour code: yellow/violet/brown/gold)
1x 680 ohm resistor (colour code: blue/grey/brown/gold)

Additional information


80 x 75 x 55mm


0.1 kg

IP Rating


Temperature Range

-35°C to +120°C


Wall Mounting


Glass fiber reinforced polyester (GRP) enclosure



Zone 1, Zone 2, Zone 21, Zone 22

Type of protection (Gas)

Ex e IIC T5 Gb, Ex e IIC T6 Gb, Ex eb IIC T4 Gb

Type of protection (Dust)

Ex tb IIIC T130 °C Db, Ex tb IIIC T80 °C Db, Ex tb IIIC T95 °C Db