Skip to content

DC blowers

JB075 — 75mm DC blower

Compare JB7515, JB7525 and JB7530 DC centrifugal blowers, with mechanical dimensions, performance curves, electrical configurations and downloadable datasheets.

Model selection

FamilyJB075
Model seriesJB7515 / JB7525 / JB7530
Frame / size75 × 77 × 16 mm — JB7515
75 × 75 × 25 mm — JB7525
75 × 75 × 30 mm — JB7530
Power typeDC
Airflow path90-degree centrifugal discharge
Frame / impellerPBT plastic (JB7515); thermoplastic PBT, UL 94V-0 (JB7525 / JB7530)
Bearing systemSleeve or ball bearing; hydraulic option for JB7515
Life Expectancy30,000 hrs (sleeve) / 50,000 hrs (ball); JB7515 hydraulic option: 40,000 hrs. Continuous operation at 25°C, 65% RH.
Rated voltagesJB7515: 12 VDC; JB7525: 12 / 24 VDC; JB7530: 12 / 24 / 48 VDC
Weight45 g (JB7515) / 65.2 g (JB7525) / 78.5 g (JB7530)

Request the right configuration

Include voltage, airflow, pressure, quantity and control requirements.

16mm centrifugal blower

JB7515 — 75 × 77 × 16 mm

Compact 12 VDC brushless blower for directed cooling, ventilation and moisture removal. Typical applications listed in the datasheet include air purifiers, smart toilets, dishwashers, compact dehumidifiers, coffee machines, desktop space heaters, 3D printers, compact testing instruments and projectors.

Three L, M and H configurations cover 2,500 to 4,500 RPM. The model designation is JB7515; use the mechanical drawing’s 75 × 77 × 16 mm outline for installation.

JB7515 75 by 77 by 16 mm DC centrifugal blower with side outlet
JB7515 DC blower. Open the photo to view full size.

Download JB7515 datasheet (PDF)

Dimensions & Performance

JB7515 mechanical drawing with 75 by 77 by 16 mm outline, mounting holes and outlet dimensions
Outline: 75 ± 0.5 × 77 ± 0.5 × 16 ± 0.5 mm. Drawing dimensions and tolerances are in mm.
JB7515 H, M and L airflow versus static pressure curves, CFM and mmH2O
H / M / L pressure–airflow curves. Review the curve at the required system operating point.

JB7515 Model Parameters

JB7515 values transcribed from the supplied datasheet, Rev. 1.0.
ModelBearingRated voltageRated currentRated powerSpeedAirflowStatic pressureNoise
JB7515-12LS / Hy / B12 VDC0.14 A1.68 W2,500 ±10% RPM5.10 CFM14.0 mmH2O30.0 dB(A)
JB7515-12MS / Hy / B12 VDC0.20 A2.40 W3,500 ±10% RPM7.20 CFM20.0 mmH2O35.0 dB(A)
JB7515-12HS / Hy / B12 VDC0.37 A4.44 W4,500 ±10% RPM9.00 CFM32.3 mmH2O40.0 dB(A)

Bearing codes: S = sleeve; Hy = hydraulic; B = dual ball. Weight: 45 g for the listed configurations.

Airflow and static-pressure figures are separate curve endpoints and do not occur simultaneously. Use the fan curve and equipment resistance to determine installed airflow.

JB7515 Construction & Service Life

MotorDC brushless motor
Frame & impellerPBT plastic
ProtectionImpedance protected
Lead wireUL2468 AWG #26; red (+), black (−)
Life expectancy30,000 hrs (sleeve) / 40,000 hrs (hydraulic) / 50,000 hrs (ball), continuous operation at 25 °C and 65% RH

Datasheet purchasing reference: MOQ 500 pcs; fastest sample shipment within 3 working days; shipment within 15 days. Confirm configuration, availability and delivery terms in the quotation.

25mm centrifugal blower

JB7525 — 75 × 75 × 25 mm

DC blower for compact cooling paths in air purifiers, coffee machines, industrial PCs, dehumidifiers and smart toilet seats. Eight 12 VDC and 24 VDC configurations cover 2,000 to 3,500 RPM.

JB7525 75 by 75 by 25 mm DC blower
JB7525 DC blower.

Download JB7525 datasheet (PDF)

Dimensions & performance

JB7525 dimension drawing
75 × 75 × 25 mm mechanical drawing.
JB7525 airflow and static-pressure curves
Performance curves at 2,000, 2,500, 3,000 and 3,500 RPM.

Model parameters & configuration options

JB7525 values transcribed from the supplied data sheet.
ModelVoltageCurrentSpeedAirflowStatic pressureNoise
JB7525-12L12 VDC0.11 A2,000 RPM5.17 CFM2.45 mmH2O25.6 dB(A)
JB7525-24L24 VDC0.08 A2,000 RPM5.17 CFM2.45 mmH2O25.6 dB(A)
JB7525-12M12 VDC0.22 A2,500 RPM6.74 CFM4.58 mmH2O32.3 dB(A)
JB7525-24M24 VDC0.11 A2,500 RPM6.74 CFM4.58 mmH2O32.3 dB(A)
JB7525-12H12 VDC0.26 A3,000 RPM8.18 CFM7.29 mmH2O37.6 dB(A)
JB7525-24H24 VDC0.14 A3,000 RPM8.18 CFM7.29 mmH2O37.6 dB(A)
JB7525-12U12 VDC0.42 A3,500 RPM9.52 CFM10.98 mmH2O41.6 dB(A)
JB7525-24U24 VDC0.23 A3,500 RPM9.52 CFM10.98 mmH2O41.6 dB(A)
Maximum airflow: 9.52 CFM. Maximum static pressure: 10.98 mmH2O. Available functions include RP, SS and LP motor protection; FG, RD, RDB and LD signal outputs; and PWM, TC, VC, CC and CS speed control. Confirm the selected configuration before ordering.

30mm centrifugal blower

JB7530 — 75 × 75 × 30 mm

DC blower for laptops, projectors and compact devices, air purifiers, coffee machines, industrial PCs, dehumidifiers and smart toilet seats. Twelve 12 VDC, 24 VDC and 48 VDC configurations cover 2,000 to 4,000 RPM.

JB7530 75 by 75 by 30 mm DC blower
JB7530 DC blower.

Download JB7530 datasheet (PDF)

Dimensions & performance

JB7530 dimension drawing with mounting holes and outlet dimensions
75 × 75 × 30 mm nominal size; mechanical drawing and tolerances in mm.
JB7530 airflow and static-pressure curves
Performance curves at 2,000, 2,500, 3,000, 3,500 and 4,000 RPM.

Model parameters & configuration options

JB7530 values transcribed from the supplied data sheet.
ModelVoltageCurrentSpeedAirflowStatic pressureNoise
JB7530-12L12 VDC0.35 A2,000 RPM6.86 CFM1.90 mmH2O27.2 dB(A)
JB7530-24L24 VDC0.20 A2,000 RPM6.86 CFM1.90 mmH2O27.2 dB(A)
JB7530-48L48 VDC0.09 A2,000 RPM6.86 CFM1.90 mmH2O27.2 dB(A)
JB7530-12M12 VDC0.30 A2,500 RPM8.38 CFM3.41 mmH2O33.6 dB(A)
JB7530-24M24 VDC0.14 A2,500 RPM8.38 CFM3.41 mmH2O33.6 dB(A)
JB7530-12H12 VDC0.12 A3,000 RPM9.48 CFM6.65 mmH2O38.0 dB(A)
JB7530-24H24 VDC0.07 A3,000 RPM9.48 CFM6.65 mmH2O38.0 dB(A)
JB7530-12HH12 VDC0.23 A3,500 RPM11.12 CFM9.79 mmH2O41.3 dB(A)
JB7530-24HH24 VDC0.11 A3,500 RPM11.12 CFM9.79 mmH2O41.3 dB(A)
JB7530-12U12 VDC0.28 A4,000 RPM12.95 CFM14.37 mmH2O45.5 dB(A)
JB7530-24U24 VDC0.14 A4,000 RPM12.95 CFM14.37 mmH2O45.5 dB(A)
JB7530-48U48 VDC0.07 A4,000 RPM12.95 CFM14.37 mmH2O45.5 dB(A)
Maximum airflow: 12.95 CFM. Maximum static pressure: 14.37 mmH2O. Available functions include RP, SS, LP and CL motor protection, with OVP optional; FG, RD, RDB and LD signal outputs; and PWM, TC, VC, CC and CS speed control. Confirm the selected configuration before ordering.

Specify your JB075 blower.

Share voltage, airflow, static pressure, space constraints, quantity and control requirements.

Request a quote →