24V HVAC Blower Motor 147-4834 for Cat 312C 315C 318C 320C 325C 330C
Let Northline Parts Do the Heavy Lifting for You!
Not sure which part you need? Our team can help you find the right replacement.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks
Edward H. — Verified customer
Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
| Application | Fitment Notes |
|---|---|
| Cat 312C / 315C / 318C / 319C / 320C | Factory application family. |
| Cat 322C / 325C / 330C | Factory application family. |
| Earlier 311B / 312B / 315B / 318B / 320B / 322B / 325B / 330B | Also listed by Cat for 147-4834. |
Product Overview
The blower motor moves heated, cooled, fresh or recirculated air through the operator cab HVAC system. When it slows down, becomes noisy or stops completely, cab heat and air-conditioning performance can drop sharply.
Key Features & Performance
- HVAC blower motor with fan
- Single-shaft motor design
- Cat reference 147-4834
- Used across many Cat B- and C-series excavators
Common Reasons for Replacement
- Cab fan does not run
- Blower is noisy, slow or intermittent
- Weak airflow despite a clean HVAC filter
Technical Specifications
- Part Type: Cab HVAC Blower Motor with Fan
- Overall Length: Approx. 7.69 in
OE / Reference Numbers
- 147-4834
Frequently Asked Questions
How do I confirm fitment? Confirm 147-4834 in the machine parts catalog and verify cab HVAC configuration. Caterpillar fitment varies by model and serial number.
Is this an OEM part? This listing is for a replacement part. Brand names and OE/reference numbers are used to identify fitment unless the listing specifically states that the item is genuine OEM.