

Collingwood Linear Connector for SM7 Surface Mount Profile

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Keep One Continuous Run, Not a Row of Joins
SM7 profile comes in fixed lengths, so a longer run means joining two sticks together. This linear connector does that join. It lines the two lengths up so the channel and diffuser carry on flush, without a step or a gap where they meet.
Built to Match the SM7 Channel
It's moulded from ABS plastic rather than metal, sized to slot snugly inside the open ends of Collingwood's SM7 aluminium profile. It's a small part, but it's cut to the exact 20mm by 10mm internal profile so it locates the two sections properly rather than just bridging a gap.
How It Works
- The connector pushes into the end of one profile length and then into the start of the next.
- Its raised centre section sits inside both channels at once, holding them level with each other.
- Once both lengths are pushed home, the profile faces line up so the diffuser sits flush across the joint.
Where It Works Best
Reach for this whenever a single 1m or 2m length of SM7 profile won't cover the run you need, for example a long stretch under kitchen wall units, along a run of shelving, or through coving that continues around more than one wall. It's for joining straight sections in line. It isn't a corner piece, so where a run turns a corner you'll need a dedicated corner connector instead.
About Collingwood Lighting
Collingwood designs and manufactures its LED products from Sywell in Northamptonshire, and this connector is part of the wider SM7 profile system it builds around its LED strip range. The company has specialised in LED technology since 2002 and says it was among the first to bring fully sealed, waterproof LED products to the UK electrical wholesale market. It's also been awarded a Gold medal by EcoVadis, putting it in the top 5% of companies worldwide assessed for sustainability.
Good to Know
- Made from ABS plastic, sized to fit inside Collingwood's SM7 surface mount profile.
- Covered by a 1 year warranty.
- Sold separately from the SM7 profile and diffuser, so check you're ordering the right profile length alongside it.
- A mechanical joining piece only. It doesn't carry an electrical connection, so wiring between profile lengths still needs to be run and connected separately.
Questions People Ask
Does this fit any surface mounted LED profile, or just SM7?
It's made specifically for Collingwood's SM7 profile and matches its 20mm by 10mm internal channel, so it isn't a universal fit for other profile ranges.
How many connectors do I need for a run?
One connector for each joint between two straight lengths, so a run built from three sticks of profile needs two connectors.
Does it come with the profile or diffuser included?
No. It's sold on its own. The SM7 profile and its diffuser are separate products.
Can I use it to turn a corner rather than continue in a straight line?
No. This is a linear connector for joining two straight lengths end to end, not a corner piece.
We offer free standard delivery on orders within the UK Mainland* (an additional fee applies for the Isle of Wight, the Isle of Man, the Scottish Isles, parts of Scotland, Northern Ireland, the Republic of Ireland, the Channel Isles and International).
*Collingwood orders under £150 incur a delivery fee of £9.95 inc. VAT.
*Any order under £49 incurs a delivery fee of £9.95.

Specifications
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