JR075 — 75mm DC rib fans

Explore the JR7532 75 × 75 × 32 mm DC rib fan, with 12, 24 and 48 VDC configurations, mechanical drawings, performance curves and a downloadable datasheet.

Model selection

Specification	JR075 series
Family	JR075 DC rib fans (Frameless bracket fans)
Model series	JR7532
Frame / size	75 × 75 × 32 mm — JR7532
Power supply	12 / 24 / 48 VDC
Frame / impeller	Thermoplastic PBT frame and impeller, UL 94V-0
Bearing system	Ball or sleeve bearing
Life expectancy	30,000 hrs (Sleeve) / 50,000 hrs (Ball), 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

JR7532 supports cooling in high-performance electronics, industrial systems and power equipment.

Consumer & Gaming: Discrete graphics cards, high-performance gaming notebooks & high-power all-in-one PCs; projection equipment: high-brightness engineering projectors & laser projectors.
Industrial & IPC: Industrial control equipment: high-power IPC, embedded industrial main units, industrial controllers; power supply units: high-power switching power supplies, UPS modules.
New Energy & Vehicle: Compact energy-storage modules, on-board battery chargers, vehicle power amplifier hosts.
Medical Equipment: Medium-size analytical instruments, blood-testing devices; beauty treatment instruments.
Telecommunication: High-power network gateways, compact base-station communication units.
Other Applications: Small industrial hot-air equipment.

75MM DC RIB FAN · DC POWER

JR7532 — 75 × 75 × 32 mm

JR7532 is a DC rib fan with a centrifugal impeller and 9 electrical configurations for 12, 24 and 48 VDC supplies. Speed options range from 3,500 to 5,500 RPM, with maximum airflow of 30.00 CFM and maximum static pressure of 25.00 mmH₂O.

JR7532 DC rib fan with centrifugal impeller product photo — JR7532 DC rib fan.

General specifications

Frame material: Thermoplastic PBT, UL 94V-0.
Impeller: Thermoplastic PBT, UL 94V-0.
Bearing system: Ball or sleeve bearing.
Life expectancy: 30,000 hours (Sleeve) / 50,000 hours (Ball), continuous operation at 25°C and 65% RH.
Weight: 92 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

JR7532 mechanical drawing with mounting dimensions and tolerances — Series size: 75 × 75 × 32 mm. Drawing shows a 71.0 ± 0.5 mm diameter and a thickness of 32.0 ± 0.50 mm. Mounting dimensions and tolerances as shown.

JR7532 airflow and static pressure curves for three speed options — Performance curves at 3,500, 4,500 and 5,500 RPM.

Performance data

JR7532 electrical configurations.
Model	Rated voltage	Operating voltage range	Rated current	Rated input power	Speed	Max. airflow	Max. static pressure	Noise
JR7532L12	12 VDC	7.0–13.5 VDC	0.76 A	9.12 W	3,500 RPM	19.10 CFM	15.90 mmH₂O	45.0 dB(A)
JR7532L24	24 VDC	18–26.5 VDC	0.37 A	8.88 W	3,500 RPM	19.10 CFM	15.90 mmH₂O	45.0 dB(A)
JR7532L48	48 VDC	36–54 VDC	0.19 A	9.12 W	3,500 RPM	19.10 CFM	15.90 mmH₂O	45.0 dB(A)
JR7532M12	12 VDC	7.0–13.5 VDC	0.98 A	11.76 W	4,500 RPM	24.54 CFM	20.45 mmH₂O	49.0 dB(A)
JR7532M24	24 VDC	18–26.5 VDC	0.47 A	11.38 W	4,500 RPM	24.54 CFM	20.45 mmH₂O	49.0 dB(A)
JR7532M48	48 VDC	36–54 VDC	0.25 A	11.70 W	4,500 RPM	24.54 CFM	20.45 mmH₂O	49.0 dB(A)
JR7532H12	12 VDC	7.0–13.5 VDC	1.20 A	14.40 W	5,500 RPM	30.00 CFM	25.00 mmH₂O	56.8 dB(A)
JR7532H24	24 VDC	18–26.5 VDC	0.58 A	13.92 W	5,500 RPM	30.00 CFM	25.00 mmH₂O	56.8 dB(A)
JR7532H48	48 VDC	36–54 VDC	0.30 A	14.40 W	5,500 RPM	30.00 CFM	25.00 mmH₂O	56.8 dB(A)

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