SWH Accessories

Assistant Tank

Auxiliary storage tank for solar hot water.

  • Buffer storageDecouples collector from main tank
  • Quick heatSmall volume, fast response
  • Coil optionsFor indirect or combi systems
  • Compact sizeFits tight plant rooms
Key Specifications
Capacity100L – 500L
MaterialStainless steel
FeatureInsulated
ApplicationSWH

Product Introduction

The EverPeak assistant tank (also called a buffer or pre-heat tank) sits between the collector loop and the main storage, smoothing temperature swings and boosting overall system efficiency.

Its small volume heats quickly so the pump cycles less and the collector delivers heat sooner each morning. Optional coils allow integration with boilers or heat pumps for combined systems.

Compact footprints make it ideal for retrofits where space is limited but solar contribution must be maximized.

Main Features

  • 80-300L capacities
  • Single or dual heat-exchanger coils
  • PU foam insulation, 50mm
  • Stainless or enameled steel liner
  • G3/4 connections
  • Magnesium-rod ready

Specifications

ModelVolumeCoilsInsulationLinerConnection
EP-AT8080L150mm PUEnamelG3/4
EP-AT150150L150mm PUEnamelG3/4
EP-AT300300L260mm PUStainlessG1

Item Details

Role

Buffer
Decouples collector from main tank.
Response
Small volume heats fast each morning.
Yield
Raises daily solar fraction.

Integration

Coils
Single or dual coil for combi.
Boiler
Links to gas or heat-pump source.
Sensor
Ports for controller probes.

Sizing

Volume
80L for homes, 300L plants.
Space
Compact fit for tight rooms.
Rod
Magnesium anode boss ready.

Core Application Scenarios

  • 01System efficiency boost
  • 02Combi-boiler solar
  • 03Heat-pump hybrid
  • 04Retrofit upgrades

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