JR133 — 133mm DC rib fans

Explore the JR133 Ø133 mm DC centrifugal blower fan, with 24 and 48 VDC configurations, mechanical drawings, performance curves and a downloadable datasheet.

Model selection

Specification	JR133 series
Family	JR133 DC rib fans (Frameless bracket fans)
Model series	JR133
Frame / size	Ø133 mm — JR133
Power supply	24 / 48 VDC
Frame / impeller	Aluminum frame; plastic impeller, UL 94V-0
Bearing system	Two ball bearings
Life expectancy	50,000 hrs, continuous operation at 25°C, 65% RH

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Include DC supply voltage, required airflow, static pressure, mounting space, quantity and control requirements.

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Typical Applications

JR133 provides cooling and ventilation for energy-storage systems, power equipment, telecommunications and industrial installations.

New Energy & Power: Cooling & ventilation for energy-storage cabinets, large battery modules and BMS systems; cooling for industrial UPS and high-power switching power supplies.
Telecom & Network: Thermal management for 5G base-station equipment, high-power server cabinets and network rack units.
Industrial & Rail: Heat dissipation for high-power frequency inverters, servo systems and industrial chassis; rail-transit & on-board high-power electronic control units.
Air Purification & Medical: Commercial air purifiers, cabinet-type fresh-air blowers and dust-cleaning units; cooling for large medical analytical instruments and laboratory devices.

133MM DC RIB FAN · DC POWER

JR133 — Ø133 mm

JR133 is a DC centrifugal blower fan with two electrical configurations for 24 and 48 VDC supplies. Rated speed is 4,500 RPM, with maximum airflow of 210.9 CFM and maximum static pressure of 41.67 mmH₂O.

JR133 DC centrifugal blower fan product photo — JR133 DC rib fan.

General specifications

Frame material: Aluminum.
Impeller: Plastic, UL 94V-0.
Bearing system: Two ball bearings.
Life expectancy: 50,000 hours, continuous operation at 25°C and 65% RH.
Weight: 800 g.

Available functions

Motor protection: RP ●, SS ●, LP ●, CL ●, OVP ○.
Signal outputs: FG ●, RD ●, RDB ●, LD ●.
Speed control modes: PWM ●, TC ●, VC ●, CC ●, CS ●.

Function markers match the datasheet. Confirm function availability for the selected configuration before ordering.

Dimensions & performance

JR133 mechanical drawing with mounting dimensions and tolerances — Series size: Ø133 mm. Drawing shows an outside diameter of 133.0 ± 0.5 mm and an overall depth of 80.5 ± 0.5 mm. Mounting dimensions and tolerances as shown.

JR133 airflow and static pressure curve at 4500 RPM — Airflow – static pressure curve at 4,500 RPM.

Performance data

JR133 electrical configurations.
Model	Rated voltage	Operating voltage range	Rated current	Rated input power	Speed	Max. airflow	Max. static pressure	Noise
JR133H24	24 VDC	18–26.5 VDC	5.00 A	120 W	4,500 RPM	210.9 CFM	41.67 mmH₂O	68 dB(A)
JR133H48	48 VDC	36–54 VDC	2.50 A	120 W	4,500 RPM	210.9 CFM	41.67 mmH₂O	68 dB(A)

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