Free U.S. shipping on select orders $249 or more*

1 5
BW Honeywell  |  SKU: BW01-BWC4-Y-N

BW Clip4 4-Gas Detector BWC4-Y-N

Now $550.00 Was $915.00
Shipping calculated at checkout.

This item is not currently available from the Manufacturer until April 2025

Out of stock? We recommend the RKI GX-3R 4 Gas Confined Space Monitor as a great substitutes that are available and ready to ship.

The BW Clip4 4 gas monitor provides portable, easy-to-use multi-gas detection that’s always on. When you’ve got your hands full in the field, you need no-hassle gas detection that you can count on. Once activated, you can be sure that the BW Clip4 is always on. Two years of runtime with no charging, no maintenance or servicing, and no battery replacements. It's recommended that you calibrate every six months. The BW Clip4 has a two-year warranty to cover its entire service life. Just replace it after two years and switch on a new one. Simple low-cost ownership is backed by the Honeywell commitment to high quality, and guaranteed by a full ecosystem of advanced supporting technologies.

Key Features:

  • Detects Oxygen (O2), Hydrogen sulfide (H2S), Carbon monoxide (CO), Lower Explosive Levels (LEL) of a variety of combustible gases
  • Yellow housing
  • Durable, compact and ergonomic
  • User-friendly tamper-proof operation with just one button
  • Intuitive LCD icons
  • Real-time gas concentrations shown on LCD
  • Daily full function self-test of sensors, battery status, circuit integrity, and audible/visual alarms
  • Flashing red non-compliance indicators warn workers that the detector has not been bump tested according to schedule
  • Built-in concussion proof boot
  • Tested to last in extreme environments
  • Full two-year warranty including all sensors

Note: Remember to calibrate every six months and regularly perform bump tests.

Please Note: MM and DD denote the number of months and days left before the gas monitor expires. This monitor does not have a digital display of the gas concentration. Once activated, these units cannot be shut down and will continue to run for their two year life span prohibiting these items from being shipped because the alarm may be activated during transit. Additionally, these items are unable to be resold after activation. Of course, if you haven't yet activated your monitor, we will happily take it back.

Part Numbers:
BWC4-Y-N Yellow Housing
BWC4-B-N Black Housing


Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Venmo
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

The yellow BW Clip4 4-Gas Detector BWC4-Y-N by BW comes with a digital display that shows gas levels in ppm. This compact monitor includes two sensors at the bottom and several buttons on the front for easy operation.
BW Honeywell

BW Clip4 4-Gas Detector BWC4-Y-N

Now $550.00 Was $915.00

This item is not currently available from the Manufacturer until April 2025

Out of stock? We recommend the RKI GX-3R 4 Gas Confined Space Monitor as a great substitutes that are available and ready to ship.

The BW Clip4 4 gas monitor provides portable, easy-to-use multi-gas detection that’s always on. When you’ve got your hands full in the field, you need no-hassle gas detection that you can count on. Once activated, you can be sure that the BW Clip4 is always on. Two years of runtime with no charging, no maintenance or servicing, and no battery replacements. It's recommended that you calibrate every six months. The BW Clip4 has a two-year warranty to cover its entire service life. Just replace it after two years and switch on a new one. Simple low-cost ownership is backed by the Honeywell commitment to high quality, and guaranteed by a full ecosystem of advanced supporting technologies.

Key Features:

Note: Remember to calibrate every six months and regularly perform bump tests.

Please Note: MM and DD denote the number of months and days left before the gas monitor expires. This monitor does not have a digital display of the gas concentration. Once activated, these units cannot be shut down and will continue to run for their two year life span prohibiting these items from being shipped because the alarm may be activated during transit. Additionally, these items are unable to be resold after activation. Of course, if you haven't yet activated your monitor, we will happily take it back.

Part Numbers:
BWC4-Y-N Yellow Housing
BWC4-B-N Black Housing


View product
Back to top