Techno TH399 Tee Tube "Y" - IP68 Y-Branch Cable Connectors, 3 to 6 Poles

Techno TH399 Tee Tube "Y" connectors take one supply cable in and two cables out, with a terminal block inside a sealed IP68 body. Techno s.r.l., of Guanzate near Como in Italy, designs and makes waterproof electrical connectors - the Tee Tube joints, Tee Plug plug-and-socket connectors and Tee Box junction boxes - for outdoor lighting and installations exposed to water and dust.

Four items by pole count - 3, 4, 5 and 6 poles - each made for 7-13.5 mm cable (A codes) or 8-17 mm cable (D codes). Each has its own page with its codes and price.

Choose your TH399

Prices are list prices per piece; each page gives the order codes.

• TH399 3-pole - 3 poles, 0.5-1.5 mm², 32 A, cable diameter 7-13.5 or 8-17 mm - Rs 2,295 per piece
• TH399 4-pole - 4 poles, 0.5-1.5 mm², 32 A, cable diameter 7-13.5 or 8-17 mm - Rs 2,405 per piece
• TH399 5-pole - 5 poles, 0.5-1.5 mm², 32 A, cable diameter 7-13.5 or 8-17 mm - Rs 2,530 per piece
• TH399 6-pole - 6 poles, 0.5-1.5 mm², 32 A, cable diameter 7-13.5 or 8-17 mm - Rs 2,785 per piece

How to choose

Choose the pole count, then the cable range: A codes for 7-13.5 mm cable, D codes for 8-17 mm cable (tested by Techno to IP68 at 20 m for 1 hour).

At a glance

• Items: 3, 4, 5 and 6 poles
• Cable outside diameter: 7-13.5 mm (A) or 8-17 mm (D)
• Rating: 32 A, 450 V AC
• Size: Ø 34 x 65.5 x 180 mm
• Degree of protection: IP68
• Price: Rs 2,295 - 2,785 per piece

Technical data (common to the TH399 range)

• Configuration: 3-way "Y" branch joint with terminal block
• Installation: fixed connection, re-openable for inspection
• Terminal screws: M3, 0.8 Nm
• Impact resistance: IK07
• T-marking: T125 °C
• Tracking index: PTI 250
• Connector housing: PA66 glass-filled, UL94 V0 (body and terminal housing)
• Cable glands: PA66 UL94 V2 (7-13.5 mm version); PA6 V-2 (8-17 mm version)
• Seals: silicone
• Grommets: TPE
• Contacts: brass
• Screws: steel
• Materials: halogen-free
• Cable type: H05/H07 flexible cords
• Tightening torques: gland to body 2.5 Nm; gland nut 2.5 Nm (7-13.5 mm) or 4.0 Nm (8-17 mm)
• Corrosion: salt-mist tested to EN 60068-2-11
• Standard: EN 60998-1:2004

Why choose Techno TH399

• Y-branch in one piece - one supply in, two cables out, with a terminal block inside
• IP68 - Techno tests the 8-17 mm versions at 20 m for 1 hour
• Two cable ranges - 7-13.5 mm (A versions) or 8-17 mm (D versions)
• Screw terminals - brass contacts, M3 screws
• Re-openable for inspection
• Tough, heat-rated body - glass-filled PA66 to UL94 V0, T125 °C, IK07
• Halogen-free; built to EN 60998-1

How it is installed

1. Slide the gland nuts and seals over the cable ends, then strip the sheath and the conductors.
2. Connect each conductor to its screw terminal, following the contact marking, and tighten the terminal screws to the stated torque.
3. Screw the glands onto the body and tighten the gland nuts to the stated torques, so the seals grip the cable sheaths and the joint is sealed to IP68.

Where it is used

• Branching a lighting supply to a luminaire or bollard
• Street and park lighting columns
• Garden and facade lighting runs
• Pumps and outdoor equipment fed from one cable

Related products

• Techno TH402 T-branch connectors - IP68 tee joints, 3 to 6 poles
• Techno TH392 "H" distributors - IP68, one cable in and three out
• Techno TH400 in-line joints - IP68 screw joints for 7-17 mm cable
• All Techno IP68 waterproof connectors

Frequently asked questions

What is TH399 used for?

Branching one supply cable into two - for example to a light fitting along a lighting run.

What is the difference between A and D codes?

The cable range: A codes take 7-13.5 mm cable, D codes take 8-17 mm cable.

Which conductors does TH399 take?

Conductors of 0.5-1.5 mm², rated 32 A and 450 V AC.

Where can I buy Techno TH399 connectors in India?

From Jai Enterprises, Bhilai and Raipur, Chhattisgarh, which supplies Techno IP68 connectors across India. Call +91 9340081159 with the model, quantity and delivery location and we will confirm the price, availability and lead time.

How to order

Supplied by Jai Enterprises, Bhilai and Raipur, Chhattisgarh, to sites across India. Pick the size from the list above, then call +91 9340081159 or send an enquiry with the model, quantity and delivery location - we will confirm stock, lead time and the delivered cost of the connectors.