What ACS Custom AU does

ACS Custom AU operates as the Australian and New Zealand distribution arm of ACS, a UK-headquartered (Banbury) manufacturer of custom hearing protection and in-ear monitors (IEMs) founded in 1994. The company's core offering is bespoke earplugs and IEMs moulded from soft medical-grade silicone (35-40 Shore hardness), differentiated from hard-acrylic competitors by superior comfort for extended wear. The product portfolio spans three categories: custom hearing protection (PRO Series with 10-27dB filters, PRO Impulse for impulse noise up to 33dB, SleepSound, Swim Plugs, Pro-Aquaz), custom IEMs across Classic and Ambient series using Knowles balanced armature drivers in 2-, 3-, and multi-driver configurations, plus communication devices (Drivercom for motorsport, Broadcast Mould). Universal-fit products (Pacato at A$23, Eclipse 500 hybrid IEM at A$1,100-A$1,650) and accessories (DACs, Bluetooth amps, cases) broaden the entry-level price tier. Proprietary technologies include patent-pending Sound Stage Imaging (SSI) and IRIS for spatial audio, and a granted patent on the Ambient filter for vented IEMs.

The business operates on a one-time purchase / perpetual licence model with no subscription component, priced in Australian dollars across a range from A$23 (Pacato universal) to A$2,100 (Emotion Hybrid custom IEM). Custom products require individual ear impressions and a 3-5 week production cycle, which is fulfilled by a network of certified audiologist impression-taking partners across ANZ who refer customers and capture no inventory. Direct-to-consumer e-commerce runs through shop.acscustom.com.au, while enterprise customers (industrial, military, motorsport) are served via a dealer program. ACS holds ISO 9001:2015 certification, Class 5 AS/NZS 1270:2002 compliance (the highest ANZ hearing protector class), and SNR27 BS EN352-2 European certification, supporting institutional procurement. The UK parent operates in 24+ countries, and ACS Custom AU is led from its Richmond, Victoria headquarters, distributing Australian and New Zealand customers' orders manufactured in Banbury.

ACS Custom AU serves a diversified base across seven primary verticals: musicians and audio professionals, motorsport, industrial and manufacturing workers, military and shooting sports, sleep and travel, swimming and water sports, and audiology clinics as referral partners. The company claims 2,000+ verified customer reviews at a 4.8/5 Trustpilot rating, and has been featured in Good Housekeeping, The New York Times, The Telegraph (rated #1), TechRadar, and TechCrunch. No revenue, headcount, or funding data is publicly disclosed; the company is privately held by the UK parent with no observed venture capital, private equity, or public ownership signals.

Name

ACS Custom AU

Legal name

ACS Custom

Website

https://acscustom.com.au

Company type

Private

Founded year

1994

Operating status

Operating

Short description

ACS Custom AU distributes UK-manufactured custom-moulded soft silicone hearing protection and in-ear monitors across Australia and New Zealand, serving musicians, motorsport, industrial, military, and consumer end markets via direct e-commerce and a certified audiologist partner network.

Ownership category

akta.pro rank

Product category

Hearing Protection Products

NAICS

Surgical and Medical Instrument Manufacturing (339112)

SIC

Household Audio & Video Equipment (3651)

akta.pro primary industry

Hearing Enhancement / Assistive Listening Audio Devices (CRACANAL)

Keywords

• Custom hearing protection
• Custom in-ear monitors
• Medical-grade silicone earplugs
• Acoustic filter technology
• Motorsport communication earpieces

Headquarters

HQ city

Richmond

HQ country

Australia

HQ region

Oceania

Offices2 records

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Custom Hearing Protection Products: Custom-moulded silicone earplugs sold directly to consumers and through dealer networks. Products include hearing protection (PRO Series), sleep earplugs (SleepSound), swimming plugs, shooting plugs, and communication devices. Requires ear impressions for custom fit products.
2. Custom In-Ear Monitors (IEMs): Professionally-spec'd custom IEMs for musicians, audio professionals, and audiophiles. Range from entry-level Evoke2 (dual driver) to premium Emotion Hybrid (multi-driver). Both Classic (full isolation) and Ambient (vented with environmental awareness) series available.
3. Universal Fit Products: Off-the-shelf products like Pacato earplugs and universal Pro Impulse for customers not ready to invest in custom solutions. Lower price point, immediate availability.
4. Accessories and Add-ons: Replacement tips, cables, cases, DAC converters, and Bluetooth amplifiers. Items include ACS Go Link DAC (A$120), FiiO BTR3 Bluetooth amp (A$130), IEM hardcase (A$25), replacement tips (A$5).

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

ACS Custom AU distributes and sells UK-manufactured ACS custom hearing protection and in-ear monitoring products in Australia and New Zealand. Its range includes custom-moulded soft medical-grade silicone earplugs, universal hearing protection, custom IEMs, and communication earpieces, with bespoke products fitted from individual ear impressions.

Product overview

ACS Custom AU is a custom hearing protection and in-ear monitor manufacturer offering bespoke products primarily made from medical-grade soft silicone. The product portfolio is organized into three main categories: Custom Earplugs (including PRO Series hearing protection, SleepSound for sleeping, Swim Plugs and Pro-Aquaz for watersports, PRO Impulse for shooting), Custom In-Ear Monitors (Classic Series and Ambient Series with various driver configurations from entry-level Evoke2 to premium Emotion Hybrid, plus the Eclipse 500 Universal hybrid), and Communication Devices (Drivercom and Broadcast Mould for motorsport and broadcasting). The company also offers a Universal product line (Pacato earplugs) and accessories including the ACS GO Link DAC and FiiO BTR3 Bluetooth amp. Products require custom ear impressions taken by certified audiologists and are manufactured in the UK before distribution through Australian and New Zealand dealers.

Differentiator

Problem solved

Functional benefit

Products and services

• PRO Series Custom Earplugs Custom-moulded soft medical-grade silicone earplugs with interchangeable filters for musicians, industrial workers, military users, motorsport participants, and other people requiring application-specific noise reduction from 10–27dB.
• Classic Series In-Ear Monitors Custom-fitted medical-grade silicone IEMs for musicians, audio engineers, and audiophiles, using multiple balanced-armature driver configurations to provide full isolation and reference-oriented monitoring.
• Ambient Series In-Ear Monitors Precision-tuned vented custom IEMs for musicians and audio professionals who require environmental awareness while retaining high-fidelity sound, with a dedicated patented ambient filter and multiple driver configurations.
• Eclipse 500 Universal In-Ear Monitors Universal-fit hybrid IEMs combining a dynamic driver for bass with balanced-armature drivers for midrange and treble, with a passive 17dB ambient filter and Hi-Res Audio certification.
• SleepSound Earplugs Custom soft medical-grade silicone earplugs for side sleepers, providing approximately 25–27dB ambient-noise reduction and including a carry case and comfort cream.
• Swim Plugs Custom floatable silicone earplugs for swimmers with grommets, eardrum perforations, or infections, designed to prevent water ingress and provide 24–26dB noise reduction.
• PRO-AQUAZ Watersports Earplugs Custom water-sports earplugs made from 35 Shore medical-grade floatable silicone, protecting against water and wind while retaining hearing ability and helping prevent swimmer's ear and surfer's ear.
• PRO Impulse Custom Earplugs Custom shooting and military earplugs using Impulse filter technology developed for military use, providing 15dB constant reduction and up to 33dB maximum reduction during sudden sounds such as gunshots.
• Pro Impulse Universal Earplugs Universal-fit shooting earplugs using the same Impulse filter technology as the custom version for off-the-shelf convenience.
• Drivercom Communication Devices Custom motorsport earpieces with high-fidelity speakers for clear communications from karting through Formula 1, incorporating hearing-protection filters and helmet-communications connectivity options.
• Broadcast Mould Custom soft-silicone broadcast earpieces providing clear sound transmission through a secure, comfortable, lightweight design and available as a single earpiece or a pair.
• Pacato Universal Earplugs Universal-fit filtered earplugs for customers seeking off-the-shelf convenience, offered in 16dB and 19dB protection versions and packaged in recyclable cardboard with a metal storage tube.
• ACS GO Link DAC Converter Portable digital-to-analogue converter and headphone amplifier for ACS IEMs, supporting PCM 384kHz, DSD256, DXD, MQA Hi-Res audio, and an S-Balanced output.
• FiiO BTR3 Bluetooth Headphone Amp Compact Bluetooth headphone amplifier supporting AAC, SBC, aptX, aptX HD, LDAC, LHDC, and HWA, with an AK4376A DAC, 11-hour battery life, and a built-in microphone.
• ACS IEM Hardcase Compact, lightweight hard-shell travel case for protecting in-ear monitors.

Quantifiable outcome

• Custom earplugs become more cost-effective than disposable foam earplugs after approximately 2.5 years of daily use (standard pair A$300 lasting 4 years vs A$125/year for disposables)
• +3 more outcomes

Named customers6 records

Segments7 records

Ideal customer profiles7 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Scale indicators6 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Etymotic Research: Etymotic is a direct competitor offering both hearing protection earplugs (ER series) and balanced armature IEMs. They pioneered the high-fidelity musician's earplug category that ACS competes in, making them the closest analog in product offering and target customer (musicians, audio professionals).
• Sensaphonics: Sensaphonics specializes in custom IEMs and hearing protection for professional musicians and audio engineers, similar to ACS. They offer custom-molded products with proprietary technologies and compete directly for the same professional musician and touring artist customer base.
• Westone Audio: Westone is a direct competitor in custom IEMs for musicians, audiophiles, and audio professionals. They offer custom-molded products with balanced armature and hybrid driver configurations across multiple price tiers, directly overlapping with ACS Classic and Ambient series.
• JH Audio (Jerry Harvey Audio): JH Audio is a premium custom IEM manufacturer serving professional musicians and audiophiles. Their multi-driver custom IEMs compete directly with ACS's Emotion and Evolve series for the high-end professional musician segment.

Broad incumbents

• Shure: Shure is a broad incumbent offering both consumer/professional IEMs (SE series) and hearing protection. While their IEMs are mostly universal-fit, their scale, brand recognition, and distribution in music retail make them a significant competitor in the broader musician audio category.
• Sennheiser: Sennheiser is a broad incumbent in professional and consumer audio, offering IEMs across price points (IE series) and hearing protection solutions. Their global scale and R&D resources make them a significant competitor in adjacent professional audio segments.
• Ultimate Ears (Logitech): Ultimate Ears offers custom IEMs as part of a broader consumer/professional audio portfolio owned by Logitech. They compete directly in the custom IEM musician market while also leveraging parent company scale for marketing and distribution.
• 3M Peltor: 3M Peltor is the dominant incumbent in industrial and military hearing protection, offering earmuffs and disposable foam earplugs. While not a direct custom-mould competitor, they represent the primary alternative in ACS's industrial and defence verticals.
• Howard Leight (Honeywell): Howard Leight by Honeywell is a major industrial hearing protection brand offering disposable foam earplugs and banded earplugs. They compete with ACS in the industrial worker vertical primarily through price and bulk procurement.

Emerging players

• Campfire Audio: Campfire Audio is a niche/emerging player in premium IEMs offering both universal and custom-fit products with distinctive driver technologies. They compete with ACS in the audiophile and professional segments with a more boutique brand positioning.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@ACSCustom.Australia
• Facebookfacebook.com/people/ACS-Custom-Australia/61556449825220
• LinkedInlinkedin.com/company/acs-custom-au
• Instagraminstagram.com/acscustom.australia
• TikToktiktok.com/@acscustom.au

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about ACS Custom AU