---
title: HS Heater Skids Specifications
description: HS Heat Skid will achieve your target ISO Code and safely heat your hydraulic and lube oils for preheating and service applications, mass fluid transfers | Hy-Pro Filtration
---

[![Donaldson Hy-Pro](https://www.hyprofiltration.com/hs-fs/hubfs/Donaldson%20Hy-Pro%20Logo_Blue.png?width=170&height=76&name=Donaldson%20Hy-Pro%20Logo_Blue.png)

![Donaldson Hy-Pro](https://www.hyprofiltration.com/hs-fs/hubfs/Donaldson%20Hy-Pro%20Logo_Blue.png?width=170&height=76&name=Donaldson%20Hy-Pro%20Logo_Blue.png) 

](https://www.hyprofiltration.com?hsLang=en)

[**](https://www.hyprofiltration.com/products/fluid-conditioning-equipment/offline-filter-system/hs-specifications#tmpmodule_1710871496765239)

[![Distributors](https://no-cache.hubspot.com/cta/default/170326/6a993b6f-f737-4a22-8a35-a45c4da5c3b4.png)](https://cta-redirect.hubspot.com/cta/redirect/170326/6a993b6f-f737-4a22-8a35-a45c4da5c3b4)

[![eCatalog](https://no-cache.hubspot.com/cta/default/170326/4050f587-90b6-4151-8b5e-82d87ca58336.png)](https://cta-redirect.hubspot.com/cta/redirect/170326/4050f587-90b6-4151-8b5e-82d87ca58336)

**

# HS Heater Skids

Designed to achieve target ISO Codes and safely heat hydraulic and lube oils, the HS is a fully self-contained heating and filtration solution ideal for service applications, mass fluid transfers, and preheating systems before they come online.

Completely customizable for hydraulic fluids and high viscosity lubrication oils up to ISO VG 680.

 

[![Download Brochure](https://no-cache.hubspot.com/cta/default/170326/86a4756a-ba16-4175-8c27-37d7495be83f.png)](https://cta-redirect.hubspot.com/cta/redirect/170326/86a4756a-ba16-4175-8c27-37d7495be83f)

Dimensions

Consult factory with model number for dimensions and connection sizes

operating temperature

#### Fluid Temperature

30°F to 225°F

(0°C to 105°C)

#### Ambient Temperature

-4°F to 104°F

(-20C to 40C)

Materials of Construction

#### Housing

Carbon steel with industrial coating

#### Tray

Carbon steel with industrial coating

#### Plumbing

Carbon steel with industrial coating

#### Heater

Aluminum low watt density fin tube

electric Motor

TEFC with overload protection

pump

Cast iron, positive displacement gear pump with internal relief. Maximum pressure on pump inlet 15 psi (1 bar)

pump relief Setting

85 psi (5.86 bar)

Media Description

#### M

G8 Dualglass, our latest generation of DFE rated, high performance glass media for all hydraulic & lubrication fluids. βx[C] ≥ 4000

#### W

Stainless steel wire mesh media βx[C] ≥ 2 (βx ≥ 2)

Replacement Elements

![Heater skid filter sizing guidelines](https://www.hyprofiltration.com/hs-fs/hubfs/Hy-Pro%20Website%20Images/HS/Screen%20Shot%202018-06-29%20at%2011.15.44%20AM.png?width=1937&name=Screen%20Shot%202018-06-29%20at%2011.15.44%20AM.png "Heater skid filter sizing guidelines")

Filter Sizing Guidelines

Filter assembly clean element ΔP after actual viscosity correction should not exceed 10% of filter assembly bypass setting. See filter assembly sizing guidelines & examples. For applications with extreme cold start condition contact Hy-Pro for sizing recommendations.

### ΔP Factor

![FSL kfactors](https://www.hyprofiltration.com/hs-fs/hubfs/FSL%20kfactors.png?width=1275&name=FSL%20kfactors.png "FSL kfactors")

Fluid Compatibility

Petroleum and mineral based fluids (standard). For specified synthetics contact factory for compatibility with fluorocarbon seal option. For phosphate ester (P9) or skydrol fluid (S9) compatibility select fluid compatibility from special options.

## Have a Question for Donaldson Hy-Pro?

[![Contact Us](https://no-cache.hubspot.com/cta/default/170326/82b6a151-2481-4e91-9cac-0d88a5679d18.png)](https://cta-redirect.hubspot.com/cta/redirect/170326/82b6a151-2481-4e91-9cac-0d88a5679d18)

[**](https://www.linkedin.com/company/hy-pro-filtration) [**](https://www.youtube.com/c/hyprofiltration)

[![Donaldson Hy-Pro Logo](https://www.hyprofiltration.com/hs-fs/hubfs/Hy-Pro%20Logos/Donaldson%20Hy-Pro%20Logo%202.png?width=130&height=58&name=Donaldson%20Hy-Pro%20Logo%202.png "Donaldson Hy-Pro Logo")](https://www.hyprofiltration.com?hsLang=en)

Donaldson Hy-Pro 6810 Layton Road Anderson IN, 46011 | +1 (317) 849-3535 | info@hyprofiltration.com | All Rights Reserved 2026

**

[[fa icon="chevron-up"]](https://www.hyprofiltration.com/products/fluid-conditioning-equipment/offline-filter-system/hs-specifications#)