Bolt Mini

  • Electric water heater
  • 12 – 54 kW
  • Wall-hung design

Technical Documents

Frequently Asked Questions


1.What is Bolt Mini and what does it do?
Bolt Mini is a compact electric water heater designed for commercial and institutional applications. It provides primary, booster, backup, or recirculation heating for domestic hot water systems.

2.What is the power range of Bolt Mini?
Bolt Mini offers an input range of 12–54 kW, making it suitable for various flow rates and temperature rise requirements.

3. Is Bolt Mini wall-hung?
Yes, Bolt Mini features a wall-hung design, ideal for space-sensitive installations. Leg kit for floor mounting is an optional feature, too.

4. What makes Bolt Mini corrosion-resistant?
It uses advanced duplex stainless steel construction, eliminating the need for anode rods and providing superior resistance to chloride stress corrosion and aqueous corrosion.

5. Can Bolt Mini integrate with building automation systems?
Yes, Bolt Mini can connect to Modbus via an RS485 cable connection.

6. What applications is Bolt Mini best suited for?
It is ideal for commercial facilities, healthcare, education, and any system requiring reliable hot water with electrification or renewable energy integration. Bolt Mini integrates seamlessly with sustainable systems like Lync’s Aegis heat pump water heaters and solar thermal setups requiring booster or recirculation heating.

7. What warranty does Bolt Mini include?
Bolt Mini comes with an industry-leading 10-year heating chamber warranty, 1-year parts warranty, and a first year service policy.