Junction Boxes / Power distribution
F5 High-Power Junction Boxes
Larger junction boxes with three, four, five, six or eight cable entries for power distribution.
- Electrical load: Circuit current, voltage and conductor sizes
- Cable layout: Three, four, five, six or eight entries
- Space and heat: Terminal room, conductor bends and installation temperature
Junction-box groups
Boxes for cable joints, branches and switches.
F1 provides compact boxes, F2 a T junction, and F3 and F5 multi-way layouts. A separate enclosure holds a rocker switch.
F5 High-Power Junction Boxes range
Choose your f5 high-power junction boxes
F5 boxes provide larger cable-distribution layouts with three, four, five, six or eight entries. Select the terminal capacity for the power circuit as well as the number of cables.
Models & specifications
F5 High-Power Junction Boxes: specifications and dimensions
Select a product to see its specifications, drawings and sizes.
Product selection
Match the F5 terminals to the power circuit.
Start with conductor size and current, then choose the entry layout and check the space needed for cable bends.- 01Electrical load: Circuit current, voltage and conductor sizes
- 02Cable layout: Three, four, five, six or eight entries
- 03Space and heat: Terminal room, conductor bends and installation temperature
F5 High-Power Junction Boxes
01 / Protected distribution
F5 High-Power Junction Boxes
F5 junction boxes combine a PA66 housing with 450 V / 60 A terminal configurations. Choose three, four, five, six or eight cable entries for 0.5–10 mm² conductors.
F5-3T 3-Way Junction Box
Product reference
- Product group
- F5 High-Power Junction Boxes
- Application
- A multi-cable junction needs a sealed enclosure with a 60 A terminal configuration.
Key specifications
- Model options
- F5-3T; F5-4T; F5-5T; F5-6T; F5-8T
- Shell Material
- Nylon PA66
- Conductor Material
- 59-1 brass
- O-Ring Material
- Silicone
Product specifications
Construction and details

Enclosure layout and terminal options
Use the current model instructions to confirm conductor preparation and terminal connections.
Read the marked dimensions with the current model drawing; do not infer sizes by measuring the illustration.
Model specification tablesFurther specifications
- IP Rating
- IP68
- Operating Temperature
- -40°C to +105°C
- Rated Voltage / Current
- 450 V / 60 A
- Applicable Wire Size
- 0.5 – 10mm²
- Applicable Cable O.D.
- 5-8mm, 9-12mm, 10-14mm
- Termination
- Screw Terminal or Quick-Connect Terminal
- Housing flammability
- UL94 V-0
- Storage temperature
- Room temperature
- Dielectric withstand voltage
- 1,500 V
Key features
- Three to eight cable entriesF5-3T, F5-4T, F5-5T, F5-6T and F5-8T provide three, four, five, six and eight cable-entry positions.
- 60 A terminal configurationThe F5 electrical rating is 450 V / 60 A, with a 0.5–10 mm² conductor range.
- Cable-seal optionsThe F5 seal ranges are 5–8, 9–12 and 10–14 mm cable outside diameter.
Model specification tables
Model sizes and specifications
F5 High-Power Junction Boxes
F5 High-Power Junction Boxes
F5 High-Power Junction Boxes
Model specificationsF5 — order codes and cable sizes
| Model | Order code | Pack quantity (pcs) | Cable entries | Cable diameter range (mm) | Weight (g) | Carton weight (kg) |
|---|---|---|---|---|---|---|
| F5-3T | MN-24 | 1 | 3ways | 5-8 | 163 | 26.5 |
| F5-3T | MN-25 | 1 | 3ways | 9-12 | 162 | 26.3 |
| F5-3T | MN-26 | 1 | 3ways | 10-14 | 161 | 26.1 |
| F5-4T | MN-27 | 1 | 4ways | 5-8 | 163.2 | 26.6 |
| F5-4T | MN-28 | 1 | 4ways | 9-12 | 162.2 | 26.3 |
| F5-4T | MN-29 | 1 | 4ways | 10-14 | 161.2 | 26.1 |
| F5-5T | MN-30 | 1 | 5ways | 5-8 | 163 | 26.5 |
| F5-5T | MN-31 | 1 | 5ways | 9-12 | 162 | 26.3 |
| F5-5T | MN-32 | 1 | 5ways | 10-14 | 161 | 26 |
| F5-6T | MN-33 | 1 | 6ways | 5-8 | 290 | 15.5 |
| F5-6T | MN-34 | 1 | 6ways | 9-12 | 288 | 15.3 |
| F5-6T | MN-35 | 1 | 6ways | 10-14 | 287 | 15.1 |
| F5-8T | MN-36 | 1 | 8ways | 5-8 | 320 | 17 |
| F5-8T | MN-37 | 1 | 8ways | 9-12 | 319 | 16.6 |
| F5-8T | MN-38 | 1 | 8ways | 10-14 | 318 | 16.4 |
Product comparison
F5 terminal capacities and entry layouts.
Compare current rating, accepted conductors, cable entry ranges and enclosure dimensions.| Product | Construction | Use when | Check first | Review |
|---|---|---|---|---|
| F5 High-Power Junction Boxes | F5 High-Power Junction Boxes | A multi-cable junction needs a sealed enclosure with a 60 A terminal configuration. |
| View specifications |
Need help matching an existing part? Send us its model name or a photo.
Selection checks
Choose the right model
F5 boxes provide larger cable-distribution layouts with three, four, five, six or eight entries. Select the terminal capacity for the power circuit as well as the number of cables.
- Electrical loadCircuit current, voltage and conductor sizes
- Cable layoutThree, four, five, six or eight entries
- Space and heatTerminal room, conductor bends and installation temperature
Product support
Need a model recommendation or a quote?
Send a model name, a photo or a short question. We can help with product selection, samples and pricing. Share any of the details below that you already have.
Request product support- F5 model or circuit sketchSend an F5 model or a sketch of the supply and outgoing cable branches.
- Conductor sizes and circuit currentShare the supply and branch conductor sizes and currents if these are already specified.
- Number of entries and cable diametersTell us how many cables enter the box and add each jacket diameter if known.
- Voltage and installation temperatureInclude the circuit voltage and the temperature around the installed box, if specified.
- Mounting spaceDescribe the mounting position and room for opening the cover and bending the cables.
F5 High-Power Junction Boxes FAQ
Product questions
Find answers about fit, wiring and product differences.
F5 High-Power Junction Boxes
01Does a box with more entries carry more current?
Not necessarily. Entry count describes the cable layout. Current capacity depends on the terminals, conductors and conditions stated for that model.
02What should I compare besides the current rating?
Check conductor capacity, cable-entry ranges, wiring layout and the space needed to bend and terminate the cables. The installation temperature also matters.
F5 High-Power Junction Boxes
F5 High-Power Junction Boxes
01Which cable-entry counts are available in F5?
F5-3T, F5-4T, F5-5T, F5-6T and F5-8T have three, four, five, six and eight cable entries respectively.
02Does the F5 60 A rating apply to each entry independently?
The 60 A value describes the terminal configuration. More cable entries do not multiply the allowable current in a shared terminal or conductor.
03Which cables fit F5 junction boxes?
The conductor range is 0.5–10 mm². Cable-seal options cover 5–8, 9–12 or 10–14 mm jacket diameter.
04Can I choose screw or quick-connect terminals for F5?
Yes. Both terminal styles are available. Select the entry count and cable-seal range with the terminal configuration.
