What it is (short): H07RN-F 4G2.5mm2 is a harmonised, flexible rubber-insulated cable with four conductors (three phases or L-N-E arrangements depending on use) each of 2.5 mm² cross-section. It’s built for 450/750 V portable and temporary power uses with oil- and abrasion-resistant elastomeric jackets and class-5 (fine-stranded) copper conductors for flexibility. Lapp Group 

Key specs you’ll see on datasheets: rated voltage 450/750 V (flexible installation), typical test voltage ~2.5 kV, operating temperatures commonly from about −25…−40 °C up to +60…+90 °C depending on compound, fine-stranded (Class 5) copper, and compliance with EN/IEC/HAR family standards. Always confirm the supplier PDF for exact numbers. JMV CablesLapp Group

H07RN-F 4G2,5 (CGTG)

Why professionals specify H07RN-F 4G2.5mm²

  • Versatile current capacity in a compact cable: 2.5 mm² conductors are a practical middle ground — capable of lighting, small distribution runs and many portable tool feeds without the bulk of larger feeders. Nexans

  • Durable outer jacket: neoprene/PCP or EPR jackets resist oil, ozone, UV and abrasion so the cable survives rugged sites and repeated handling. Lapp Group 产品目录

  • Designed for frequent handling: class-5 fine-stranded conductors allow spooling, decking and repeated flexing with lower fatigue risk than solid or class-1 conductors. TME

  • Widely available and traceable: major brands (LAPP, Nexans etc.) list H07RN-F 4G2.5mm² in their catalogues with datasheets and test documentation—important for procurement and compliance. LappNexans

Typical applications

  • Temporary distribution and mains leads for events, stages and film sets. Nexans

  • Portable generator connections and site distribution on construction projects. topcable.com

  • Powering mobile equipment, control cabinets and small sub-distro boxes where flexibility and environmental resistance are required. Cable supplier

Buying checklist — what to ask suppliers (copy/paste)

  1. Exact designation: H07RN-F 4G2.5mm2 (4 cores × 2.5 mm2).

  2. Conductor: copper, Class-5 fine-stranded — state required strand count if needed for reel/carrier life. TME

  3. Sheath compound: PCP (neoprene) / EPR / specify LSZH if low-smoke required. Lapp Group 

  4. Voltage & temp: confirm 450/750 V rating and continuous/short-term temperature limits on the datasheet. JMV Cables

  5. Mechanical: outer diameter, min bending radius, ampacity table, and flame test references (IEC 60332 etc.). JMV Cables

  6. Packaging: quote for 1 m cut lengths and 25/50/100 m reels; include sample availability. Stecker Express Online Shop

  7. Certification & traceability: HAR / EN / IEC datasheet + batch test report. LappNexans

Pricing snapshot & buying tips

  • Retail per-metre prices vary by brand, region and reel length: branded reels typically cost more per metre than unbranded bulk, but offer traceability and datasheets. Example retail listings show per-metre prices in the low single-figure (EUR/GBP) range for reels; cut-to-length or small orders increase unit cost. Ask suppliers for EXW and landed quotes to compare. Stecker Express Online Shopcse-distributors.co.uk

  • Buy reels for projects — reels (25/50/100 m) reduce waste and lower per-metre cost. For maintenance spares, order short pre-cuts. Stecker Express Online Shop

Installation & handling best practices

  • Protect the cable where it passes sharp edges—use sleeves or edge protectors to avoid sheath damage.

  • Use the correct cable glands and strain reliefs sized to the outer diameter so the jacket (not the conductors) is clamped.

  • Respect the manufacturer’s minimum bending radius (usually a multiple of the cable O.D.) to preserve flex life. JMV Cables

  • Where repeated abrasion occurs, add sacrificial oversleeves or route the cable via cable protectors.

  • Label long runs and test continuity and polarity before energising.

Quick FAQ

Q — Can H07RN-F 4G2.5mm2 be used outdoors?
A — Yes: designed for temporary outdoor use; chose UV/ozone-resistant compounds and protect from mechanical damage. Confirm continuous temp limits on the datasheet. Lapp Group 产品目录

Q — Is 2.5 mm² enough for generator feed?
A — It can be for moderate loads and short runs. Always check expected current, protection device rating and voltage drop. For higher currents or long runs, upsizing may be required. Nexans

Q — Are there LSZH versions?
A — Yes; LSZH (low-smoke, zero-halogen) variants exist—specify this when safety in enclosed spaces is needed. Lapp Group 

Suggested next steps (I can do these for you)

  • Draft a one-page RFQ specifying H07RN-F 4G2.5mm2 with conductor strand count, sheath compound and reel options ready to send to 3 suppliers.

  • Compare 3 branded datasheets (LAPP, Nexans, Helukabel) and make a short table of O.D., strand count, temp range and typical ampacity for your target region—tell me EU / UK / US / Asia. LappNexansLapp Group

If you want the RFQ or a datasheet comparison now, tell me which region you’ll buy in (EU / UK / US / Asia) and I’ll fetch and format the comparison for H07RN-F 4G2.5mm2.

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