The U.S. trademark record identifies He Jiayi, with an address in Ningbo, Zhejiang, China, as the registrant. It also states that “Eirmai” has no meaning in a foreign language [1].

The publicly available record for Eirmai’s early corporate history is relatively sparse. Unlike major camera manufacturers such as Canon, Nikon, or Sony, Eirmai does not have a widely documented corporate history in major business or photography publications. What can be established is that the Eirmai trademark has a documented first-use date of December 23, 2010, while its U.S. trademark application was filed in December 2019 and registered in June 2020. The registration covers photographic equipment-related products including camera bags, photographic cases, cameras, filters, viewfinders, and related equipment [1].

Over time, Eirmai appears to have developed a product portfolio centered increasingly on equipment protection and storage, particularly humidity-controlled storage. Today, retailers commonly categorize Eirmai products around three major areas: electronic dry cabinets, portable dry boxes, and camera bags with protective cases. For example, Philippine photography retailers currently stock Eirmai collections that include 70L, 55L, and 40L electronic dry cabinets, several portable dry boxes, shockproof waterproof camera suitcases, and various camera bags [2].

Electronic dry cabinets

Eirmai’s most recognizable product category is its electronic dry cabinet. A dry cabinet is a humidity-controlled storage unit designed to keep cameras, lenses, and other sensitive equipment in a stable, low-humidity environment. This is particularly relevant in tropical and humid countries like the Philippines, where prolonged exposure to moisture can contribute to lens fungus, corrosion, condensation, and the deterioration of electronic equipment.

Current Eirmai models sold in the Philippines include capacities around 40L, 55L, and 70L [2]. Specifications for current models often include digital humidity control, adjustable humidity levels, tempered-glass doors, cold-rolled steel construction, digital humidity displays, electronic dehumidification, and adjustable internal shelving. For instance, specifications published for the MRD series list a 25–60% RH dehumidification range with ±3% accuracy, depending on the model, alongside a digital controller and 4 mm tempered-glass door [3].

Portable dry boxes

Eirmai also produces smaller portable dry boxes for photographers who do not require a full-size cabinet. The R-series is a primary example of this product category. The Eirmai R10 is a 9-liter moisture-proof box designed to accommodate approximately one DSLR camera and two lenses, featuring a built-in hygrometer, dehumidification system, and padded internal storage [4].

Larger models such as the R20 and R22 provide additional capacity while retaining a portable form factor. The R22 specification lists capacity for approximately one DSLR and six lenses, together with sealed construction, a hygrometer, an electronic hygroscopic system, and a shock-absorbing interior [5]. This range is often utilized by beginner photographers, hobbyists, travelers, small studios, and users with limited equipment who prefer not to purchase a large cabinet.

Camera bags

In addition to storage solutions, Eirmai manufactures camera bags and carrying solutions, including shoulder bags, backpacks, and protective cases. Retail descriptions emphasize features such as padded compartments, adjustable dividers, water resistance, and impact protection [6]. This positions the brand to address both transport and storage needs, allowing photographers to protect equipment while it is being moved and again while it is stored.

Protective cases

The Eirmai ecosystem also includes protective cases and camera suitcases intended for photographers requiring greater physical protection during transport. Products such as the R200 are marketed as shockproof and waterproof camera cases, complementing the brand’s softer camera bag offerings [2].

A distinctive aspect of Eirmai’s product positioning is its emphasis on automatic humidity control. Some Eirmai materials refer to a Smart Thermoelectric AI Controller (STAC). According to distributor material, this system monitors temperature and humidity and automatically adjusts the cabinet toward the user’s selected humidity target [7]. Older product coverage has also described Eirmai’s larger dry cabinets as using temperature and humidity sensors combined with thermoelectric dehumidification.

The operating principle involves a humidity sensor feeding data to a controller, which activates the dehumidification system to maintain a controlled internal environment. This differs from basic plastic dry boxes containing silica gel, as an electronic cabinet can continuously monitor and regulate its internal humidity without manual intervention.

Photography equipment is particularly vulnerable to prolonged exposure to high humidity. The most significant risk is fungus growth inside camera lenses, which contain multiple glass elements, optical coatings, mechanical components, adhesives, and internal air spaces. In humid environments, prolonged exposure creates conditions favorable to fungal growth. Once fungus develops inside an optical assembly, external cleaning is ineffective; professional disassembly may be required, and severe damage can permanently affect optical performance.

Consequently, photographers in the Philippines often use dry cabinets as preventative storage. This makes Eirmai’s product category particularly relevant to the local market. Philippine retailers currently carry several Eirmai dry-box and dry-cabinet models, including the R10, R20, MRD55S, and MRD75S [4][2].

Eirmai targets a broad photography market rather than exclusively professional users:

• Hobbyists: Small dry boxes provide inexpensive protection for basic DSLR or mirrorless kits.
• Enthusiasts: Photographers with multiple lenses often utilize 30–50L electronic cabinets.
• Professionals: Wedding photographers, commercial photographers, videographers, and studios typically require larger-capacity cabinets due to extensive equipment inventories.
• Content creators: YouTubers and digital creators use these storage solutions for cameras, lenses, microphones, and lighting equipment.
• Collectors: Vintage cameras and lenses benefit from controlled storage, though appropriate humidity levels depend on specific materials.

Eirmai maintains a visible retail presence in the Philippine photography market. Current local listings include both portable dry boxes and electronic cabinets. For example, Camera Commons lists Eirmai R10 and R20 dry boxes, while Camerahaus lists multiple cabinet models including the MRD45S, MRD55S, and MRD75S [4][2]. Marketplace listings also show Eirmai electronic dry cabinets in multiple sizes, suggesting the brand competes in the consumer and prosumer camera-storage segment rather than being limited to specialist industrial storage. This market alignment is logical given the Philippines’ generally warm and humid climate, which makes humidity management a practical concern for camera owners.

Eirmai is broadly positioned between inexpensive generic camera-storage products and premium professional storage solutions. Its appeal is based on purpose-built camera storage, active humidity control, multiple cabinet sizes, portable options, and relatively accessible pricing. The brand operates in the camera-accessory and equipment-protection category rather than competing directly with camera manufacturers. A photographer might purchase a Sony, Canon, Nikon, or Fujifilm camera and subsequently acquire an Eirmai cabinet to protect that investment.

The Eirmai ecosystem comprises the following categories:

• Camera Storage
• Electronic Dry Cabinets (~30L, ~40L, ~50L, ~55L, ~70L+)
• Portable Dry Boxes (R10, R20, R21, R22, R25)
• Camera Protection
• Shockproof and Waterproof Cases
• Camera Transportation
• Camera Bags
• Shoulder Bags
• Backpacks

Exact models and availability vary by retailer [2].

From a consumer perspective, Eirmai’s primary differentiator is its specialization in equipment protection. Rather than selling generic storage containers, the portfolio addresses specific problems faced by photographers, including humidity protection, dedicated lens storage, and physical impact resistance. Its dry cabinets are especially relevant to photographers living in humid environments [6].

However, Eirmai should not be confused with a camera manufacturer or a major multinational imaging corporation. Public corporate information is comparatively limited, and claims regarding founding history, global revenue, or manufacturing facilities should be treated cautiously unless verified by official records. Additionally, there is variation between products; a small R-series dry box and a large electronically controlled cabinet are fundamentally different, so quality should be assessed per model. Key factors for buyers include humidity stability, sensor accuracy, capacity, power consumption, build quality, door seal integrity, warranty, and local service availability.

The critical distinction is that a conventional dry box generally depends on a desiccant material, while an electronic cabinet actively regulates the environment.

Eirmai has established itself as a recognizable camera-storage and accessory brand, particularly among photographers seeking affordable humidity-controlled storage. There is evidence of the brand being sold through specialist photography retailers and featured in camera-storage comparisons. However, it is more accurately described as a specialized photography-accessory brand with strength in protection and storage, rather than a market leader on the scale of major imaging corporations.

1. Reg. No. 6,090,418
2. Eirmai – Camerahaus
3. Eirmai 50 / 40 / 30 Liters Electronic Digital Dry Cabinet Dehumidifyin – JG Superstore
4. Eirmai R10 Dry Box Moisture Proof Dryer Box with Electronic Dehumidifi – Camera Commons
5. Eirmai R22 Dry Box with Dehumidifier | Rock N’ Shop
6. กระเป๋ากล้อง EIRMAI ของแท้ | ดีไซน์ลุย พกสะดวก ปกป้องครบ – EC MAL
7. Official Eirmai Distributor in India | Eirmai Dry Cabinets & Camera Bags – Colo Exim