120x120x38mm Boosted Cooling Fan JSL12038 (Class 3)

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120x120x38mm Boosted Cooling Fan JSL12038 (Class 3)

■ Operating Voltage: 12V, 24V, 48V ■ Operating Current (A): 0.3–1.0 ■ Rotational Speed (RPM): 2500–4500 ■ Airflow (CFM): 100.58–185.22 ■ Bearing Type: Oil-lubricated Bearing / Ball Bearing ■ Material: Fan Blades and Frame—PBT (UL 94V-0) ■ Wiring: UL-certified wire; Red wire—positive pole (+); Black wire—negative pole (-). ■ Permissible Ambient Temperature Range: -10℃ to +70℃ (operation); -40℃ to +70℃ (storage). ■ Permissible Storage Humidity Range: 35% to 85% RH (operation); 35% to 85% RH (storage). ■ Motor Protection ■ Impedance Protection ■ Reverse Polarity Protection

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  • Product Description

  • Product features:

    1. Structural Features: Made from high-quality raw materials—PBT Changchun 4830—and featuring a copper central support with excellent heat dissipation and high machining precision. The rotor employs an integrated molding process combining riveted housing with an insert model, ensuring greater product stability.

    2. Applicable fields: The enhanced 1238 boasts a long service life and stable quality, making it ideal for applications with high system impedance and heat dissipation requirements—such as servers, communication equipment, Bitcoin mining machines, and new-energy charging stations, among others.
     


     

     

    Specifications
    Model     		Bearing
    Method     		Work
    Voltage     		Starting voltage Current Rotational speed Air volume Wind pressure Noise level Available Features (Optional) Weight
    VDC VDC A RPM CFM mmH20 dBA

    Frequency generator

    (FG)

    Rotational Speed Detection

    (RD)

    		Temperature control Pulse width
    Modulation     		g
    JDH1238S/B

    Sleeve/

    Ball

    		12 10.8 to 13.2 1.0 4500 185.22

    15.70

    		 58.8 ● ●   ● 296.0
    JDM1238S/B 10.8 to 13.2 0.7 3500 140.08 10.47 53.6 ● ●   ●
    JDL1238S/B 10.8 to 13.2 0.3 2500 100.58 5.48 44.6 ● ●   ●
    JDH1238S/B 24 21.6–26.4 0.7 4500 185.22 15.70 58.8 ● ●   ●
    JDM1238S/B 21.6–26.4 0.5 3500 140.08 10.47 53.6 ● ●   ●
    JDL1238S/B 21.6–26.4 0.2 2500 100.58 5.48 44.6 ● ●   ●
    JDH 1238S/B 48 43.2 to 52.8 0.35 4500 185.22 15.70 58.8 ● ●   ●
    JDM1238S/B 43.2 to 52.8 0.2 3500 140.08 10.47 53.6 ● ●   ●
    JDL 1238S/B 43.2 to 52.8 0.1 2500 100.58 5.48 44.6 ● ●   ●

     

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