LED bulbs that can be used in cold regions at minus 40°C and are resistant to cold, as well as LED bulbs that can be used in places with 100% humidity (waterproof standard IP55).
Achieved the sale of 90,000 units in the commercial refrigerator industry over 12 years. It can be used in environments as low as -40°C and is also suitable for use in 100% humidity, making it an LED bulb that can be adopted in environments where LED bulbs were previously not usable. 【Features】 ■ Resistant to Cold Since it can be used at -40°C, it can be considered for adoption in environments where replacement was previously abandoned. ■ Resistant to Dust and Water Dust and moisture protection performance: IP55 certified. Dust protection: While it cannot completely prevent dust intrusion, it does not affect the operation of electronic devices. Moisture protection: The device is not affected by water sprayed from nozzles from all directions. *Note: The base is not waterproof, so please use it with waterproof devices. ■ High Color Rendering Color rendering: Ra 90 or higher (Reference: Ra 100 = reproduces colors when exposed to natural light) (Reference: Typical fluorescent light = about Ra 60) Uses LED chips from Nichia Chemical Industries. It beautifully enhances skin tones and makes food appear vibrant. ■ Versatility Uses an E26 base. No special installation is required, allowing for easy replacement with standard incandescent bulbs.
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basic information
Manufacturer: Wako Denki Kenkyusho Co., Ltd. (Osaka) Model Number: LDA10N-H Rated Voltage: AC 100V 50/60Hz Power Consumption at Steady State: 9.5W ± 10% Total Luminous Flux (Standard Cross): 810 lumens (over 92% of displayed value) Brightness Reference: Equivalent to 60W incandescent bulb Light Color: Daylight White Color Temperature (Reference Value): 4600K to 5600K Color Rendering Index (Reference Value): Ra 90 or higher Design Life: 40,000 hours Housing: Cover = Polycarbonate Main Body = Aluminum Base = PBT Resin and Copper Alloy Base Type: E26 Operating Temperature: -40°C to 40°C Storage Conditions: -40°C to 60°C Product Weight (Reference): Approximately 170g Dimensions: Outer Diameter = φ60mm, Length = 106mm Electrical Appliance and Material Safety Law: PSE Certified Dust and Moisture Resistance: IP55 Certified
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Applications/Examples of results
【Usage】 Refrigerator interior lighting Freezer interior lighting Outdoor eaves lighting Cold region (low temperature) lighting 【Achievements】 Sold 90,000 units in the commercial refrigerator industry over 12 years.
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Company information
Intercompo Co., Ltd. is a company specializing in the import and sales of electronic components. As a specialized trading company operating in the advanced field of electronics, we have made efforts to provide components, information, and other services that meet the strong demands of the market, under the philosophy of being "a company that contributes to an internationalized society." Our company was founded in March 1972, celebrated its 50th anniversary in 2022, and obtained Level 3 certification for the Environmental Management System (EMS) Eco Stage in February 2025. Moving forward, we aim to further enhance and expand our domestic and international networks, cultivate each employee's sense of being a global citizen, and strive for rapid and accurate information collection and provision. We aspire to be a trading company that can accurately respond to the diverse needs of our customers and be of service to everyone. ■ What is Eco Stage? Eco Stage is an Environmental Management System (EMS) designed based on the principles of ISO 14001 (international standards), making it easy for small and medium-sized enterprises and supplier companies to implement and operate.