OP-EBT2 Electronic Boost Timer, Single Socket Box, 16 Amp

One-button boost for heating or hot water

The Optimum OP-EBT2 is a one-button electronic boost timer with four pre-set run times and a visual indicator. Press it to give the heating or immersion a timed run, and it switches itself off — no leaving the immersion on all evening because someone forgot.

Press up to four times to step through the boost options, and press again to cancel.

Boost selections

• 15 minutes
• 30 minutes
• 1 hour
• 2 hours

Key features

• Single-button operation with visual indicator
• Four pre-set timed outputs, cancel at any time
• Internally linked output relay, 16 A resistive
• Earth park terminal provided
• Surface-run cord outlet with cable restraint
• Mounts on a surface or in-wall pattress box

Technical specification

• Resistive load: 16 A
• Connections: 4 × wire-protect screw terminals plus earth park
• Accuracy: quartz regulated, typically ±1.0 second
• Operating temperature: −10 °C to +45 °C
• Dimensions: 85 × 85 × 30 mm
• Weight: 150 g
• Mounting: standard pattress (socket box)

Installation notes

Installation should be carried out by a qualified electrician in accordance with I.S. 10101.

PRICE INCLUDES VAT & FREE DELIVERY ACROSS IRELAND

Frequently Asked Questions

Q: Where can I buy an electronic boost timer in Ireland?
A: The Optimum OP-EBT2 electronic boost timer is available from Shamrock Electrical at shamrockelectrical.ie, with free delivery across Ireland from our base in Rathcoole, Co. Dublin.

Q: How much does the OP-EBT2 cost?
A: It costs €49.53 including VAT, with free delivery across Ireland.

Q: What is a boost timer for?
A: It gives heating or hot water a timed run at the press of a button, then switches itself off automatically. It stops the common problem of an immersion being left on for hours because nobody went back to turn it off.

Q: How do I change the boost length?
A: Press the button up to four times to step through 15 minutes, 30 minutes, 1 hour and 2 hours. Press again to cancel and switch off.

Q: Can I use it with an immersion heater?
A: Yes, that is one of the most common uses. It is rated 16 A resistive and switches an internally linked output relay. Your electrician will confirm it suits your immersion circuit.

Q: Do I need an electrician to install it?
A: Yes. It wires into a fixed circuit and mounts on a pattress box, so it should be installed by a registered electrician in accordance with I.S. 10101.

Q: Do you deliver across Ireland?
A: Yes. We deliver to every county in the Republic of Ireland, and you can also collect from our Rathcoole store.

Supplied by Shamrock Electrical Supplies, Rathcoole, Dublin. Trade enquiries welcome — sales@shamrockelectrical.ie or (01) 401 9907.