Choosing Cables & Accessories in 2026 — comparing the top 5

Genuine Stäubli MC4 connector pairs — the industry-standard DC solar connector. 10 pairs.

£18 for 10 pairs

EN50618/H1Z2Z2-K rated 6mm² twin-core DC solar cable. UV-stabilised, rated to 1.8kV DC.

£28 per 10m

Double-pole 32A AC isolation switch for the inverter AC output. Required by BS 7671.

£32

MID-certified single-phase generation meter. Required for Smart Export Guarantee (SEG) applications.

£55

DC-rated circuit breakers for string overcurrent protection. Pair of 20A, DC-rated to 600V.

£24 (pair)