Description
Product Overview
The A-Premium Blade Pressure Switch is engineered for Peterbilt trucks ranging from 1995 to 2016. It operates automatically with a touch‑control method, providing a fast response for the high‑pressure side of the braking system. Constructed from high‑grade metal contacts and a sturdy blade connector, the switch ensures consistent performance under demanding conditions. With a compact 3.15″ cube package and a weight of just 3.52 oz, it fits easily into tight engine bays while meeting OEM specifications (OEM Part Numbers: 1803835, P93CAA36051, SW10069C).![[Product front view showing all components]](https://www.coastalbuy.store/wp-content/uploads/2026/06/1112efd580fb469fb565b168b6ca1983.jpg)
Usage
Ideal for long‑haul and regional Peterbilt trucks, this pressure switch is suited for brake system diagnostics, routine maintenance, and performance upgrades. Whether you are a fleet manager or an independent mechanic, the switch’s 1‑way circuit design and normally open contact type simplify wiring and reduce installation time. It performs reliably in extreme temperatures and heavy‑load scenarios, making it perfect for both daily operations and demanding haulage routes.
Why Choose Us
A-Premium manufactures this switch to exact OEM tolerances, guaranteeing a perfect fit and function. The use of premium metal contact material provides superior conductivity and longevity compared with generic alternatives. Each unit undergoes rigorous testing for fast response and stable engine operation. Backed by a one‑year unlimited‑mileage guarantee, customers receive confidence and support that extends beyond the point of sale.
Key Features
- Automatic operation with touch control for quick, reliable activation
- Durable metal contacts ensure consistent conductivity under heavy load
- Blade connector design simplifies installation and reduces wiring errors
- Fits a wide range of Peterbilt models from 1995‑2016, eliminating part‑search hassles
- One‑year unlimited‑mileage guarantee and dedicated after‑sales support
FAQ
What truck models are compatible with this switch?
The switch fits Peterbilt 330 (2016), 337 (2010‑2016), 348 (2010‑2016), 357 (1995‑2007), 367 (2016), 378 (1995‑2007), and 389 (2016) models.
Is this a direct OEM replacement?
Yes, it matches OEM part numbers 1803835, P93CAA36051, and SW10069C, ensuring a perfect fit and function.
How does the automatic mode benefit my truck?
Automatic mode provides instant pressure detection without manual intervention, improving brake response and overall safety.
What warranty does A-Premium offer?
A one‑year unlimited‑mileage guarantee covers any manufacturing defects, backed by responsive customer service.
Can I install this switch myself?
With the blade connector and clear wiring diagram, most experienced DIY mechanics can install it in under an hour.





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