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Eterna BT4812 White Multi Voltage Bell / Chime Transformer IP20

Eterna BT4812 White Multi Voltage Bell / Chime Transformer IP20

BT4812

9 in stock for next day delivery see cut off times
42 in stock for 2-3 day delivery see more info
£8.65 inc Vat
£7.21 ex Vat
Free delivery for orders over £100 ex VAT

White Multi Voltage Bell / Chime Transformer – 4V, 8V & 12V Output, Double Insulated, IP20 Rated

This white multi-voltage bell/chime transformer is designed to power a wide range of door chimes and bell systems. Offering 4V, 8V, and 12V tappings, it provides installation flexibility and compatibility with most traditional and modern chimes. Housed in a durable nylon casing, the unit is double insulated and includes a thermal cut-out for added protection.

  • Multi-Voltage Output: Selectable 4V, 8V, or 12V tappings to suit a wide range of chimes and bells in domestic or commercial installations.
  • Double Insulated Design: No earth connection required, simplifying installation and ensuring compliance with modern safety standards.
  • Durable Nylon Construction: Robust, non-conductive body suitable for flush or surface mounting in dry indoor areas.
  • 1 Amp Rated: Provides sufficient capacity to operate most single or multiple chime systems reliably.
  • Built-in Thermal Cut-Out: Automatically disconnects in case of overheating, protecting both the transformer and connected devices.
Technical Specification
  • Output Voltages: 4V, 8V, 12V (selectable)
  • Current Rating: 1 Amp
  • Construction: White nylon
  • Insulation Class: Double insulated (no earth required)
  • Safety Features: Thermal cut-out
  • IP Rating: IP20 (indoor use only)

Choose this multi-voltage transformer for reliable, safe power to your bell or chime system—ideal for modern residential and light commercial installs!

Technical Information
Product Door Chime
Type Transformer
Delivery

Delivery Costs

Our standard delivery charge to UK mainland addresses is £5.90 ex-VAT.

Take advantage of FREE* Delivery when you spend over £100 (per order) ex-VAT.

*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12.00 ex-VAT.

Solar Panels, Batteries and Inverters

Due to their size all solar panels, batteries and inverters orders up to 50 qty will be despatched on a pallet and incur a £120** ex-VAT delivery charge.

**£180 ex VAT to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes.

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