PAPST 4312 DC Fan 12V 0.42A 120x120x32mm (USED LIKE NEW)
The PAPST 4312 is a compact, high-reliability DC axial fan designed for continuous operation in demanding thermal environments. Its 120 mm class frame (dimension 119 × 119 × 32 mm) and strong airflow capability make it suitable for cooling power electronics, industrial control cabinets, servers and other systems that require stable, long-term ventilation. This listing is for a used — like new unit that has been tested and found fully functional.
Built with glass-fiber reinforced materials for the housing and impeller, the 4312 features ball-bearing construction and integrated motor protections (reverse-polarity and locked-rotor protection) to improve reliability and service life in harsh conditions. The fan is approved to common safety standards and offers long service life ratings (L10 up to 62,500 h at 40 °C), making it a dependable choice for industrial and telecom applications where uptime matters.
Features
- High-reliability design for continuous operation.
- Glass-fiber reinforced housing and impeller for mechanical durability.
- Ball-bearing design for extended life.
- Integrated motor protection (reverse polarity & locked-rotor).
- Approved to major safety standards (VDE, CSA, UL, CE).
- Compact 120 mm class form factor for easy mounting.
Specifications:
| Parameter | Value |
|---|---|
| Manufacturer: | PAPST |
| Model / Type: | 4312 |
| Rated voltage (nominal): | 12 VDC |
| Rated voltage range: | 6 … 15 VDC |
| Power consumption: | 5.0W |
| Rated current: | ≈ 0.42A (5.0W / 12V) |
| Speed (RPM): | 2800 min⁻¹ |
| Airflow: | 170 m³/h (≈ 100 CFM) |
| Sound pressure level: | 45dB(A) |
| Sound power level: | 5.8B |
| Frame size: | 119 × 119 × 32 mm |
| Typical marketed size: | 120 × 120 × 32 mm |
| Weight: | 0.220kg |
| Bearing type: | Ball bearing |
| Service life L10 (at 40 °C): | 62,500 h |
| Service life L10 (at max temp): | 30,000 h |
| Cable / leads: | AWG 22, stripped and tin-plated |
| Motor protection: | Reverse-polarity and blocked-rotor protection; locked-rotor protection |
| Approvals: | VDE, CSA, UL, CE |
Applications:
- Server and rack cooling.
- Power supply / inverter ventilation.
- Industrial control cabinet cooling.
- Telecom & networking equipment.
- CNC / automation equipment enclosures.
- Any application requiring continuous, reliable forced-air cooling.
Packages:
- 1x PAPST 4312 DC Fan 12V 0.42A 120x120x32mm (USED LIKE NEW).
