WESPC IPR Valve 1881094C92 For Navistar Perkins International Truck DT466 DT466E DT570 HT570

WESPC IPR Valve 1881094C92 For Navistar Perkins International Truck DT466 DT466E DT570 HT570

Application:

1881094C92 is the Injection Pressure Regulator (IPR) valve fitted to International / Navistar MaxxForce DT, 9 and 10 engines (2010-2015). It meters high-pressure oil to the HEUI injectors in DT466, DT570, HT570 and N9 / N10 on-highway and vocational chassis such as International ProStar, TranStar, WorkStar, DuraStar and IC CE / RE school buses.

Technical specifications:

The valve is a normally-closed, pulse-width-modulated solenoid rated 12 V, 2.2 A, 1.8 Ω coil @ 20 °C. It controls 3.4 – 24 MPa (500 – 3 500 psi) oil pressure with a 1 000 Hz PWM signal, 7 % – 67 % duty-cycle. Body is forged 6061-T6 aluminium with MIL-A-8625 hard-anodise, Viton main seal and 120-mesh stainless inlet screen.

Material & performance features:

The armature and poppet are nitrided 440C stainless to resist galling in aerated 15W-40 oil; internal spring is Cr-Si music wire preset for 0.2 % load loss at 1 million cycles. Integrated 0.1 mm pilot orifice gives ±2 % pressure repeatability, eliminating injector misfire and P0091 / P1211 DTCs.

Interchange part numbers:

Navistar 1881094C92, 1889325C95, 1889325C93; Alliant Power AP63514.

WESPC(Dongguan)Tech Co., Ltd. is a wholly-owned subsidiary of WESPC Hong Kong.

The company has long been deeply engaged in the Perkins aftermarket spare parts sector, while also covering a wide range of multi-brand engines and related components. With years of professional expertise and a solid reputation, WESPC provides customers with diverse, one-stop solutions tailored to their needs.

Leveraging the global vision of its Hong Kong headquarters and the strategic location advantages of Dongguan, WESPC Dongguan is committed to building a highly efficient and reliable supply chain system, supported by professional technical expertise and comprehensive after-sales services, to continuously create greater value for its customers.

Looking ahead, the company will continue to expand its business landscape, keep pace with industry trends, and consistently enhance product and service quality—working hand in hand with global partners to achieve mutual growth and success.