

EPH TR1TR2 RF Mains Switch
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EPH TR1TR2 RF Mains Switch Wireless Transceiver Pack
The EPH TR1TR2 RF Mains Switch is a versatile wireless transceiver pack designed to establish a reliable wireless link between two locations, enabling remote mains switching without the need for re-wiring. Ideal for applications such as controlling pumps, lighting, heating overrides, or security systems, this pair offers a practical and efficient solution to replace traditional wired switches.
The system consists of two units: TR1, typically connected to the device being controlled, and TR2, which acts as a wireless remote switch. They communicate via RF signals on the 868.35 MHz frequency, providing a wireless range up to 300 metres in open space, making them suitable for most domestic and commercial premises.
Key Features & Benefits
- Wireless range up to 300 metres in open areas for flexible installation
- Simple installation—no need for extensive rewiring or conduit installation
- Reliable two-way RF communication for secure and stable remote switching
- 230V AC mains rated switching suitable for pumps, valves, lighting, and more
- SPDT (Single Pole Double Throw) volt-free contact output ensuring compatibility with various loads
- Compact design for easy mounting on walls or wiring enclosures
- Improves safety by eliminating the need for exposed or trailing wires
- A cost-effective solution for adding wireless control functionality to existing installations
Technical Specifications
Specification | Details |
---|---|
Product Code (MPN) | TR1TR2 (V2 versions available) |
Power Supply | 230V AC, 50-60 Hz |
Switch Contact Rating | 10(3)A at 230V AC (SPDT Volt-Free Contacts) |
Frequency | 868.35 MHz (RF) |
Wireless Range | Up to 300 metres line of sight |
Operating Ambient Temperature | 0°C to 50°C |
Installation | Wall mounted or within wiring enclosure; ensure TR1 and TR2 are placed within recommended range |
The EPH TR1TR2 RF Mains Switch is an excellent choice where wireless control of mains-powered devices is required, whether for upgrading existing heating controls or for other automation tasks. Its reliable RF signalling and robust contact ratings ensure smooth operation in a variety of settings.
Installation Advice: Installation should be performed by a qualified electrician or heating engineer. Correct wiring and placement of the TR1 and TR2 units will ensure optimal RF performance and safe operation.
Please note: Delivery times may vary depending on location, with specific details outlined below.
Standard Delivery
UK Mainland
- Delivery Time: 2–4 working days
- Free Delivery on all orders
Express Delivery
UK Mainland
- Delivery Time: 1–3 working days
- Delivery fee of £15
Channel Islands
- Postcodes Covered: GY*, IM*, JE*
- Minimum Order: £50
- Delivery Fee: £70
Northern Ireland, Offshore Territories & Scottish Islands
- Postcodes Covered: BT*, HS*, KW, ZE
- Minimum Order: £50
- Delivery Fee: £35
Same Day Delivery
- Eligible Postcodes:
E*, EC*, N*, NW*, SE*, SW*, W*, WC*, HA*, UB*, EN*, IG*, RM*, KT*, SM*, CR*, BR*, DA*, TW* - Minimum Order: £50
- Same Day Delivery Fee: £60
- Special Requests or Locations:
For areas outside these postcodes or urgent quotes, please email orders@qualityheating.co.uk and we’ll do our best to accommodate.
Collections
Want to collect your order instead?You’re welcome to do so — just email us at orders@qualityheating.co.uk or message us via WhatsApp with your preferred collection time, and we’ll confirm the details.
Collection address: 284 Water Rd, Unit 9, London, HA0 1HX
- Type Water Thermostats
- Vendor EPH Controls
- SKU TR1TR2