Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

YELLOW JACKET High Side Gauge: High Side Gauge, Non-Liquid Filled, 3 1/8 in Dia - Analog High Side Pressure Gauges
YELLOW JACKETAnalog High Side Pressure Gauges

YELLOW JACKET High Side Gauge: High Side Gauge, Non-Liquid Filled, 3 1/8 in Dia

The YELLOW JACKET High Side Gauge (MPN 49603) is an analog high side pressure gauge designed for use with R-452A refrigerant. This non-liquid filled gauge features a 3 1/8 in diameter dial, a 1/8 in Male NPT…

SKU 3G-OTH-71363

Brand
YELLOW JACKET
Item
High Side Gauge: High Side Gauge, Non-Liquid Filled, 3 1/8 in Dia
Category
Analog High Side Pressure Gauges
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

YELLOW JACKET
Manufacturer Part Number
49603
Type
Non-Liquid Filled
Dia
3 1/8 in
Color
Red
Accuracy
± 1%
Male NPT
1/8 in
For Refrigerant Type
R-452A

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

YELLOW JACKET Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The YELLOW JACKET High Side Gauge (MPN 49603) is an analog high side pressure gauge designed for use with R-452A refrigerant. This non-liquid filled gauge features a 3 1/8 in diameter dial, a 1/8 in Male NPT connection, and offers ± 1% accuracy. The gauge is finished in red.

Frequently Asked Questions

What is the YELLOW JACKET High Side Gauge 49603 used for?

The YELLOW JACKET High Side Gauge 49603 is used to measure high-side pressure in HVAC-R systems charged with R-452A refrigerant. Its ± 1% accuracy and 3 1/8 in dial make it suitable for service technicians diagnosing and maintaining commercial refrigeration and air conditioning equipment.

What are the specifications of the YELLOW JACKET 49603 gauge?

The YELLOW JACKET 49603 is a non-liquid filled analog high side gauge with a 3 1/8 in diameter dial, 1/8 in Male NPT connection, and ± 1% accuracy. It is color-coded red and designed specifically for R-452A refrigerant. The manufacturer part number is 49603.

Where to buy YELLOW JACKET 49603 high side gauge worldwide?

3G Electric supplies the YELLOW JACKET 49603 high side gauge to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this gauge for your HVAC-R service needs.

How to install the YELLOW JACKET 49603 high side gauge?

To install the YELLOW JACKET 49603, connect the 1/8 in Male NPT fitting to the high-side service port of the R-452A system. Hand-tighten and then use a wrench for a secure seal. Always follow standard HVAC-R safety practices, including depressurizing the system before connection.

Used in

Common applications for YELLOW JACKET
HVAC system charging and diagnostics — YELLOW JACKET Titan manifold gauge set (MPN 49977) for R-410A systems
Refrigerant recovery and evacuation — YELLOW JACKET two-stage vacuum pump (MPN 93600) for deep vacuum to 25 microns
Service port access and valve core removal — YELLOW JACKET brass valve core remover (MPN 18985) for charging applications
Hose and coupler connections in refrigeration lines — YELLOW JACKET quick coupler (MPN 19104) with 180° angle for tight spaces
Cylinder valve adaptation for refrigerant transfer — YELLOW JACKET cylinder valve adapter (MPN 19105) with 3/4-inch NPT to 1/4-inch SAE
Low-light work in mechanical rooms — YELLOW JACKET neck flashlight (MPN 10990) for hands-free illumination

YELLOW JACKET Products

3G Electric supplies YELLOW JACKET analog high side pressure gauges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
YELLOW JACKET High Side Gauge: High Side Gauge, Non-Liquid Filled, 3 1/8 in Dia, 1/8 in Male NPT (MPN 49159)
YELLOW JACKET
YELLOW JACKET High Side Gauge: High Side Gauge, Non-Liquid Filled, 3 1/8 in Dia, 1/8 in Male NPT (MPN 49159)
YELLOW JACKET
YELLOW JACKET
YELLOW JACKET High Side Gauge: High Side Gauge, Non-Liquid Filled, 2 1/2 in Dia, 1/8 in Male NPT (MPN 49027)
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 500 psi, Non-Liquid Filled, 2 1/2 in Dia (MPN 49051)
YELLOW JACKET
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 500 psi, Non-Liquid Filled, 2 1/2 in Dia (MPN 49051)
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 800 psi, Non-Liquid Filled, 3 1/8 in Dia (MPN 49137)
YELLOW JACKET
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 800 psi, Non-Liquid Filled, 3 1/8 in Dia (MPN 49137)

More from YELLOW JACKET

View all YELLOW JACKET parts
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 500 psi, Non-Liquid Filled, 3 1/8 in Dia (MPN 49151)
YELLOW JACKET
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 500 psi, Non-Liquid Filled, 3 1/8 in Dia (MPN 49151)
YELLOW JACKET Test Gauge: Test Gauge, 800 psi, Non-Liquid Filled, 3 1/8 in Dia, 1/4 in, Red (MPN 49117)
YELLOW JACKET
YELLOW JACKET Test Gauge: Test Gauge, 800 psi, Non-Liquid Filled, 3 1/8 in Dia, 1/4 in, Red (MPN 49117)
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 500 psi, Non-Liquid Filled, 2 1/2 in Dia (MPN 49015)
YELLOW JACKET
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 500 psi, Non-Liquid Filled, 2 1/2 in Dia (MPN 49015)
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 500 psi, Non-Liquid Filled, 2 1/2 in Dia (MPN 49001)
YELLOW JACKET
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 500 psi, Non-Liquid Filled, 2 1/2 in Dia (MPN 49001)
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 800 psi, Non-Liquid Filled, 2 1/2 in Dia (MPN 49035)
YELLOW JACKET
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 800 psi, Non-Liquid Filled, 2 1/2 in Dia (MPN 49035)
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 800 psi, Non-Liquid Filled, 3 1/8 in Dia (MPN 49133)
YELLOW JACKET
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 800 psi, Non-Liquid Filled, 3 1/8 in Dia (MPN 49133)
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 800 psi, Liquid Filled, 3 1/2 in Dia, Red (MPN 49515)
YELLOW JACKET
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 800 psi, Liquid Filled, 3 1/2 in Dia, Red (MPN 49515)
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 500 psi, Non-Liquid Filled, 3 1/8 in Dia (MPN 49105)
YELLOW JACKET
YELLOW JACKET High Side Gauge: High Side Gauge, 0 psi to 500 psi, Non-Liquid Filled, 3 1/8 in Dia (MPN 49105)