ISOL-8

SubStation F3

ISOL-8 introduces SubStation F3 in seven-product refresh

ISOL-8's new power-management range spans SubStation mains conditioners, Axis DC blockers and PowerLine compact power blocks. The rollout begins with the F3 and F5, with further models scheduled for later in 2026.

Georg S. Kuklick

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ISOL-8 has introduced seven new products across its power-management range. The ISOL-8 SubStation F3 mains conditioner offers optional DC blocking and has an announced RRP of £2,475. It is part of the first availability phase of the refreshed range, alongside the SubStation F5.

The F3, F5 and flagship F7 form the new SubStation F Series, designed to reduce unwanted mains noise while maintaining current delivery. The F5 is priced at £3,995, while the F7 is priced at £6,500 and is scheduled to arrive later in 2026. DC blocking is also optional on the F5 and F7, with the option costing an additional £400 on each of the three F Series models. This option addresses DC offset on the incoming mains supply.

The Axis 10 and Axis 20 are standalone DC blockers, priced at £649 and £999 respectively. They provide a separate DC-blocking solution for audio systems where an existing mains conditioner is being retained.

The PowerLine P3 and PowerLine P5 compact power blocks are scheduled to join the range later in 2026. Priced at £699 and £999 respectively, they supersede earlier PowerLine products. The two models serve as entry points into ISOL-8's mains-conditioning range.

ISOL-8 now offers a lifetime warranty for the original owner across all models. Separately from the seven-product refresh, the company is developing a lower-cost ISOLINK cable, with introduction planned for early 2027.

Key specifications

SubStation F3 product type

Mains conditioner

SubStation F3 DC blocking

Optional; £400 surcharge

SubStation F3 announced RRP

£2,475

SubStation F3 warranty

Lifetime warranty for the original owner

Data Source

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© 2026 Neo Digital Magazines llc. All rights reserved.

Built by humans with AI in Berlin, New York, and Vienna.

© 2026 Neo Digital Magazines llc. All rights reserved.

Built by humans with AI in Berlin, New York, and Vienna.

© 2026 Neo Digital Magazines llc. All rights reserved.