---
product_id: 515571700
title: "Victor Technologies 0781-0527 SR-450D-540 Heavy Duty Single Stage Oxygen Regulator, 5-125 psig Delivery Range, CGA 540 Inlet Connection"
brand: "esab"
price: "2366 Lei"
currency: RON
in_stock: true
category: "Esab"
url: https://www.desertcart.ro/products/515571700-victor-technologies-0781-0527-sr-450d-540-heavy-duty-single
store_origin: RO
region: Romania
---

# 4000 psig inlet & 200 psig outlet gauge range CGA 540 secure oxygen inlet connection 5-125 psig precise delivery range Victor Technologies 0781-0527 SR-450D-540 Heavy Duty Single Stage Oxygen Regulator, 5-125 psig Delivery Range, CGA 540 Inlet Connection

**Brand:** esab
**Price:** 2366 Lei
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your oxygen control game with precision and power!

## Quick Answers

- **What is this?** Victor Technologies 0781-0527 SR-450D-540 Heavy Duty Single Stage Oxygen Regulator, 5-125 psig Delivery Range, CGA 540 Inlet Connection by esab
- **How much does it cost?** 2366 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/515571700-victor-technologies-0781-0527-sr-450d-540-heavy-duty-single)

## Best For

- esab enthusiasts

## Why This Product

- Trusted esab brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Heavy-Duty Durability:** Built to withstand demanding environments without compromising performance or safety.
- • **High-Visibility Gauges:** Dual gauges with 4000 psig inlet and 200 psig outlet ranges for accurate monitoring at a glance.
- • **Optimized for Stability:** Single-stage design minimizes pressure fluctuations, ensuring reliable operation even as cylinder pressure drops.
- • **Robust CGA 540 Connection:** Industry-standard inlet ensures safe, leak-free oxygen delivery every time.
- • **Precision Pressure Control:** Maintain consistent oxygen flow with a 5-125 psig delivery range tailored for professional use.

## Overview

The Victor Technologies SR-450D-540 is a heavy-duty, single-stage oxygen regulator designed for precise delivery between 5-125 psig. Featuring a secure CGA 540 inlet connection and high-range gauges (4000 psig inlet, 200 psig outlet), it ensures stable, reliable oxygen flow ideal for professional respiratory and industrial applications.

## Description

This is SR series, 250 single stage, medium duty Regulator. Recommended for applications where slight delivery pressure increases (due to decreasing cylinder pressures) would not affect the performance characteristics of the work or test results.

## Features

- Gas Service: Air, Oxygen, Inert Gas
- Delivery Range (psig): 5-125
- CGA 540 Connection: Oxygen
- Gauge Range Inlet: 4000
- Gauge Range Outlet: 200

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001TINMXE |
| Batteries Required? | No |
| Batteries included? | No |
| Customer Reviews | 4.1 4.1 out of 5 stars (29) |
| Date First Available | 6 Aug. 2012 |
| Guaranteed software updates until | unknown |
| Item Package Quantity | 1 |
| Item Weight | 2.33 kg |
| Item model number | 0781-0527 |
| Manufacturer | Victor Technologies |
| Measurement System | US |
| Part Number | 0781-0527 |
| Product Dimensions | 22.86 x 20.32 x 15.24 cm; 2.33 kg |

## Images

![Victor Technologies 0781-0527 SR-450D-540 Heavy Duty Single Stage Oxygen Regulator, 5-125 psig Delivery Range, CGA 540 Inlet Connection - Image 1](https://m.media-amazon.com/images/I/51U+pcP1OGL.jpg)
![Victor Technologies 0781-0527 SR-450D-540 Heavy Duty Single Stage Oxygen Regulator, 5-125 psig Delivery Range, CGA 540 Inlet Connection - Image 2](https://m.media-amazon.com/images/I/31ogcbuxU5L.jpg)
![Victor Technologies 0781-0527 SR-450D-540 Heavy Duty Single Stage Oxygen Regulator, 5-125 psig Delivery Range, CGA 540 Inlet Connection - Image 3](https://m.media-amazon.com/images/I/41XfaW7-lgL.jpg)

## Questions & Answers

**Q: is this adjustable?..if not ..what is the factory setting?**
A: This is an adjustable regulator. This regulator is for Oxygen service.

**Q: Can the victor 0781-0527 use propane ?**
A: no

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**Shop now:** [https://www.desertcart.ro/products/515571700-victor-technologies-0781-0527-sr-450d-540-heavy-duty-single](https://www.desertcart.ro/products/515571700-victor-technologies-0781-0527-sr-450d-540-heavy-duty-single)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-09-04*