Product Specification:
Product Model Description:
| HS | ○ | A- | ☆ | ◇ | □ / | ⊙ | △ | ▼/ | ◎ |
Hong Song substitute code | Mounting hole | system column Number | Head shape | Switch combination | Operation Type | Luminescence type | Luminescent color | Voltage with lamp | Housing material |
| Mounting hole diameter (Outer diameter of switch thread) 12mm 16mm 19mm 22mm 25mm 30mm 40mm | P flat-round beveled housing G high-flat round beveled housing | 1O—1NO 11—1NO1NC 22—2NO2NC NO: Normally Open Contact NC: Normally Closed Contact | F self-resetting Z self-locking | D Single Point E ring DY power symbol | R— Red G— Green B— Blue Y— Yellow W— White O— Orange P— Purple | AC/DC, V 6 12 24 36 48 220 | S stainless steel ST stainless steel with titanium gold plating N Brass with nickel plating A Aluminum alloy oxidation (prepared) Note color) PC plastic |
Product Overview: HOSONG 19mm flat head annular illuminated metal push button is a core visual control accessory for medium-sized industrial equipment. With standard Φ19mm medium mounting hole, it fits most panels of medium automation, energy storage and rail transit equipment. Equipped with 1NO1NC composite contacts and dual operation modes, it features uniform annular LED light with full color and voltage (3V-220V) coverage. The sealed brass chrome-plated/stainless steel housing with IP67 and IK10 protection balances operability, visualization and stability with strong universality.
Core Parameters: Brand: HOSONG; Model: HS19A-P◇□/E△▼/◎; Mounting Hole: Φ19mm; Head Type: Flat Round; Contact: 1NO1NC; Operation Mode: Momentary/Latching; Light Type: Annular Illumination; Rating: 3A/AC220V; Protection: IP67, IK10; Certifications: CCC, CE, RoHS.
Product Advantages: 1. Moderate 19mm size is convenient for operation and suitable for dense panel layout; 2. Uniform annular light ensures clear status recognition in long-distance and strong-light environments; 3. Full-voltage and multi-color options adapt to various medium-sized high/low voltage equipment; 4. Dual-contact signal feedback matches medium PLC industrial control systems accurately; 5. Sealed metal structure resists oil, dust and impact for complex industrial conditions.
Application Scenarios: Widely used in rail transit vehicle control cabinets, medium-sized automated production lines, photovoltaic inverter equipment, intelligent warehousing sorting equipment, medium-sized energy storage electric control systems and industrial testing equipment.
FAQ
Q1: Is the annular light uniform?
A: Diffused light guide design ensures uniform surrounding light without dark areas or local over-brightness.
Q2: Is it suitable for vehicle bumpy conditions?
A: Integrated locking structure is anti-vibration and anti-loose, no failure in bumpy vehicle environments.
Q3: Can high/low voltage models be replaced mutually?
A: The appearance size is completely consistent, only the internal lamp voltage is different for targeted replacement.
Customer Case: A Dongguan rail transit supporting enterprise adopted HOSONG 19mm annular illuminated buttons for vehicle control cabinet panels. The buttons feature proper size, anti-vibration stability and clear lighting, perfectly adapting to complex vehicle vibration conditions. Batch stable supply helps equipment pass vehicle protection and anti-vibration tests successfully.
19mm Flat Head Ring LED Push Button
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Guangdong HOSONG Button Manufacturing Co., Ltd.
Phone:+86 18025227237 / +86 0769-86302535
WhatsAPP:+86 18025227237
Email:hosong@hosong.cn
Address: No. 2, Industrial Road No. 1, Xiajiangcheng, Gaobu Town, Dongguan City, Guangdong Province, China
HOSONG International (Hong Kong) Limited
Address: Room 15, 11th Floor, Wah Wai Plaza, No. 1008 Tai Nam Sai Street, Lai Chi Kok, Kowloon, Hong Kong
Phone:0852-30780831
Fax:0852-30775900