---
product_id: 27758385
title: "Advanced Instruments GPR-35 CSA Ambient Oxygen Monitor CSA Certified"
brand: "advanced instruments"
price: "$4720"
currency: NZD
in_stock: true
category: "Industrial"
url: https://www.desertcart.nz/products/27758385-advanced-instruments-gpr-35-csa-ambient-oxygen-monitor-csa-certified
store_origin: NZ
region: New Zealand
---

# Advanced Instruments GPR-35 CSA Ambient Oxygen Monitor CSA Certified

**Brand:** advanced instruments
**Price:** $4720
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Advanced Instruments GPR-35 CSA Ambient Oxygen Monitor CSA Certified by advanced instruments
- **How much does it cost?** $4720 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/27758385-advanced-instruments-gpr-35-csa-ambient-oxygen-monitor-csa-certified)

## Best For

- advanced instruments enthusiasts

## Why This Product

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

## Description

General purpose ambient safety monitor features proprietary compensation for changes in barometric pressure that virtually eliminates the false alarms associated with competitive monitors. The enhanced stability of the GPR-35 makes it ideal for oxygen deficiency monitoring in ambient areas and confined spaces. When needed the most, battery back-up provides 8 hr of continuous use in full alarm mode. In addition to OSHA&#xE2;&#x20AC;s 20.0%, 19.5% alarm set points this monitor offers additional standard features along with a variety of options that greatly enhance the usability of this device.Calibration - ambient air or certified span gasBarometric pressure and temperature compensationControls - tamper proof potentiometer for span calibration>0.995% over all ranges linearityResponse time - 90% of final reading in 13 secCorrosion resistant wetted partsNon-condensing up to 95% humiditySample system - none, sensor exposed to ambient atmosphereSensor - model GPR-11-32-RTS, 32 months expected life in air at 25 deg C, 1 atmosphere and 12 months warranty timeAlarm type - two adjustable SPDT form C non-latching relay contacts, preset to OSHA 20.0% caution, 19.5% danger settingsInstallation - category II, pollution degree, 2, altitude 12 months warranty. Brand Name|Advanced Instruments#MFR Part Number|GPR-35 CSA#UNSPSC|41113110#Item|Ambient Oxygen Monitor#Type|General Purpose#Series|GPR-35#Accuracy|<2%#Detection Range|0 - 25%#Alarm Type|Two Adjustable SPDT Form C Non-Latching Relay Contacts#Signal Output|0 - 1 VDC#Display|0.1% Resolution 3-1/2 Digits LCD#Operating Temperature|5 - 45 deg C#Power Source|100/110/220/240 VAC#Enclosure Type|NEMA 4X, Indoor#Dimensions|4 x 9 x 3 Inch#Process Application|Monitor oxygen content of ambient atmospheres or confined spaces#Standard/Approvals|CE Certified, CSA Certified, ISO Certified

## Images

![Advanced Instruments GPR-35 CSA Ambient Oxygen Monitor CSA Certified - Image 1](https://images-na.ssl-images-amazon.com/images/I/41u4ihwxcqL.jpg)

---

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-03-12*