---
title: "Bliss-Fox Passenger Stairs – PSS, PSV & PBST Models"
description: "Bliss-Fox offers passenger stairs for truck-mounted and towable applications. Models include the PSS 2458, PSS 1848, PSV 2458, and PBST towable stairs. Steel and aluminum canopy construction, self-made or truck chassis, and compatibility with A320, B737, and wide-body aircraft."
url: https://factorysea.com/product/bliss-fox-passenger-stairs-pss-psv-pbst-models/
date: 2026-08-01
modified: 2026-08-22
author: "FactorySea"
image: https://img.factorysea.com/2026/08/29045248/bliss-fox-passenger-stairs-pss-psv-pbst-models-product-main.jpg
type: product
lang: en
product_type: simple
currency: CNY
availability: instock
---

# Bliss-Fox Passenger Stairs – PSS, PSV & PBST Models

## Overview

Bliss-Fox passenger stairs provide convenient and efficient access for passengers and crew. Available on truck-mounted and towable units, they are designed for ground support operations at airports and other aviation facilities.

## Models

### PSS Passenger Stair Vehicle

The PSS is constructed with a canopy made of steel and aluminum. It is mounted on a self-made chassis. Available in two sizes:

- PSS 2458
- PSS 1848

### PSV 2458 Passenger Stair Vehicle

The PSV boasts a robust design, featuring a canopy crafted from a blend of steel and aluminum materials. This structure is seamlessly mounted onto a truck chassis, such as the ISUZU, or any other chassis tailored to meet customer requirements.

### PBST Passenger Stairs Towable

The PBST is purpose built for popular short-haul aircraft, ideally suited for service of all A320 and B737 aircraft. It is also available for all types of wide-body aircraft. The towable unit can be towed without any drive, with a diesel engine, or with an electric drive. Other options are available for this model.

## Key Features

- Steel and aluminum canopy construction
- Self-made chassis on PSS models
- Truck chassis mounting on PSV models
- Towable configuration with multiple drive options on PBST
- Suitable for A320, B737, and wide-body aircraft on PBST

## Specifications

| Model | Type | Chassis | Configuration |
| --- | --- | --- | --- |
| PSS 2458 | Passenger stair vehicle | Self-made | Steel and aluminum canopy |
| PSS 1848 | Passenger stair vehicle | Self-made | Steel and aluminum canopy |
| PSV 2458 | Passenger stair vehicle | Truck chassis (e.g., ISUZU) | Steel and aluminum canopy |
| PBST | Towable passenger stairs | Towable | Suitable for A320, B737, and wide-body aircraft |