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Danger High Voltage Polycarbonate Signs
£22.99
In stock
SKU
HZ126A*
Danger High Voltage Polycarbonate Sign helps you warn contractors, engineers and visitors near live electrical equipment, supporting safer access control in demanding indoor or outdoor areas.
Danger High Voltage Polycarbonate Signs warn you, your contractors and site visitors before they approach live electrical equipment. Use them on plant rooms, substations, switchgear doors and fenced electrical areas where impact resistance and clear W012 recognition matter.
Where Danger High Voltage Polycarbonate Signs Should Be Fitted
You should install this sign at the point where someone decides whether to enter, touch or work near high-voltage equipment. Place it on switchroom doors, transformer compounds, substation gates and plant access routes so the warning is seen before exposure to electrical danger.
Choosing a Practical Viewing Distance
For close access points, A4 works well at around 4–6 metres. Use the 400 x 300 mm size where people approach from longer corridors, fenced perimeters or outdoor service routes and need the danger message visible from roughly 8–12 metres.
| H 297 x W 210 mm | Best for doors, cabinets and close approach points | Approx. 4–6 metres |
| H 400 x W 300 mm | Best for compounds, gates and longer approach routes | Approx. 8–12 metres |
What Should Improve Once This High Voltage Warning Is Installed
A clear polycarbonate warning helps people pause before entering restricted electrical areas, check whether they are authorised and avoid casual contact with live equipment. It supports safer behaviour at the exact point where hesitation and recognition matter most.
✅ Unauthorised access is discouraged before the person reaches the hazard.
✅ Contractors and engineers get a clear reminder to follow isolation procedures.
✅ High-risk electrical areas become easier to manage during inspections.
Polycarbonate High Voltage Sign Technical Details
- Sign message: Danger High Voltage
- Sign type: hazard warning
- Conforms to EN ISO 7010
- EN ISO 7010 code: W012
- Conforms to BS 5499 sign regulations
- Material: polycarbonate
- Material thickness: 2 mm
- Orientation: portrait
- Size option: H 400 x W 300 mm
- Size option: H 297 x W 210 mm
- Shape: rectangle
- Background colour: yellow
- Text colour: black
- Symbol colour: black
- Pictogram: electric icon inside danger triangle
- Finish: satin
- Non-photoluminescent
- Non-reflective
- Supplied as a single sign
- Display area: indoors or outdoors
- Fitting: wall mount
- Fitting: door mount
- Fitting: fence mount
- Fixings: available separately
Fitting Advice for High Voltage Polycarbonate Warning Signs
❌ Placement errors that reduce warning value
❌ Fitting the sign after the hazard point instead of before entry.
❌ Placing it behind pipes, parked equipment or open doors.
❌ Using the smaller size where people approach from distance.
❌ Situations where this sign alone is not enough
❌ Do not rely on it instead of locks, barriers or permit controls.
❌ Do not use it where a mandatory keep-out message is also required.
❌ Do not fit it to a dirty or unstable surface that may weaken fixing.
✅ Better installation choices on electrical sites
✅ Mount at normal eye level before the access decision point.
✅ Use the larger size on gates, fences and longer approach routes.
✅ Check visibility during inspections, especially after site changes.
Danger High Voltage Polycarbonate Signs questions answered
What are Danger High Voltage Polycarbonate Signs used for? They warn people that high-voltage electrical equipment is present and that access should be controlled before anyone enters, touches or works near the hazard.
When should you choose polycarbonate instead of standard plastic? Choose polycarbonate where the sign may face impact, tampering, rough handling or exposed indoor and outdoor conditions.
Where should this sign be positioned for best effect? Fit it at the approach point, such as a switchroom door, substation gate, transformer compound or plant access route, before the person reaches the live equipment.
Does the W012 symbol matter? Yes. W012 is the recognised ISO electrical hazard symbol, helping contractors, staff and visitors understand the warning quickly without relying only on wording.
Is this suitable for both indoor and outdoor high-voltage areas? Yes, the polycarbonate material and satin finish make it suitable for many indoor and outdoor electrical access points where a tough warning sign is needed.
Danger High Voltage Polycarbonate Signs: Features and Benefits
Features
- ✓ 2 mm polycarbonate construction for demanding locations
- ✓ Yellow and black W012 electrical hazard design
- ✓ Satin, non-reflective face for clean readability
- ✓ Two portrait sizes for close or longer approach points
Benefits
- ✓ Helps you restrict casual entry into high-voltage areas
- ✓ Stays readable where knocks and rough handling are likely
- ✓ Supports faster hazard recognition before access is attempted
- ✓ Gives you a stronger option than standard rigid plastic in exposed areas
Durable high voltage sign options to compare
For a metal alternative, compare danger high voltage aluminium signs where you want a rigid warning for fixed electrical locations. Useful for plant rooms, external doors and service entrances.
If a lighter self-adhesive style is more suitable, choose danger high voltage polyester signs for smooth surfaces and equipment-facing applications. Helpful on cabinets, machinery covers and electrical enclosures.
Where access control wording matters, use high voltage no admittance signs for authorised personnel to make entry restrictions clearer. A strong fit for controlled electrical areas.
For a caution message in a robust format, consider caution high voltage vandal resistant signs where tampering or damage is a concern. Useful around communal, outdoor or semi-public electrical points.
You can review more formats in high voltage warning signs for electrical installations before choosing the right material. This helps you balance visibility, fixing method and site conditions.
Estimated Delivery Day
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Based on an estimated 3 working day delivery timeframe from today, excluding weekends and bank holidays. Delivery dates are provided as a guide only and may vary depending on the product ordered, stock availability at the time of purchase, production or printing lead times.