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

3G Electric
RFQ CartGet a QuoteSign inSign up
CONRADER Unloader Pilot Valve: 1/4 in Inlet Size, 1/4 in Outlet Size, 1/2 in Exhaust Size - Piloted Unloader Valves for Air Compressors
CONRADERPiloted Unloader Valves for Air Compressors

CONRADER Unloader Pilot Valve: 1/4 in Inlet Size, 1/4 in Outlet Size, 1/2 in Exhaust Size

The CONRADER Unloader Pilot Valve (MPN BLG 115-130) is a piloted unloader valve for air compressors with 1/4 in inlet and outlet sizes and a 1/2 in exhaust size. Constructed from brass, this valve is designed for use…

SKU 3G-OTH-154382

Brand
CONRADER
Item
Unloader Pilot Valve: 1/4 in Inlet Size, 1/4 in Outlet Size, 1/2 in Exhaust Size
Category
Piloted Unloader Valves for Air Compressors
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

CONRADER
Manufacturer Part Number
BLG 115-130
Type
Brass
Outlet Size
1/4 in
Exhaust Size
1/2 in
View Full Spec Sheet

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

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

Product Description

The CONRADER Unloader Pilot Valve (MPN BLG 115-130) is a piloted unloader valve for air compressors with 1/4 in inlet and outlet sizes and a 1/2 in exhaust size. Constructed from brass, this valve is designed for use in air compressor systems requiring unloader functionality.

Frequently Asked Questions

What is the CONRADER Unloader Pilot Valve used for?

The CONRADER Unloader Pilot Valve (BLG 115-130) is used in air compressor systems to control the unloading cycle, allowing the compressor to start and stop without back pressure. It is commonly applied in industrial and commercial compressed air systems where reliable pressure regulation is required.

What are the specifications of the CONRADER Unloader Pilot Valve?

The CONRADER Unloader Pilot Valve (MPN BLG 115-130) has a 1/4 in inlet size, 1/4 in outlet size, and 1/2 in exhaust size. It is constructed from brass and is designed for piloted unloader applications in air compressors. The valve is a CONRADER brand product.

Where to buy the CONRADER Unloader Pilot Valve worldwide?

You can source the CONRADER Unloader Pilot Valve (BLG 115-130) through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the CONRADER Unloader Pilot Valve?

Install the CONRADER Unloader Pilot Valve by connecting the 1/4 in inlet and outlet ports to the compressor unloader line and the 1/2 in exhaust port to atmosphere. Ensure all connections are sealed with appropriate thread sealant. Follow standard air compressor valve installation practices and consult the compressor manual.

Used in

Common applications for CONRADER
Air compressor systems — Conrader SRV250 soft seat safety valves for overpressure protection on receiver tanks
Pneumatic tool circuits — Conrader GV2 check valves to prevent backflow in air line lubrication systems
Industrial process control — Conrader SRH375 hard seat safety valves for high-pressure gas manifolds
Mobile equipment hydraulics — Conrader SRV390 soft seat safety valves for pressure relief on pneumatic actuators
Compressed air distribution — Conrader SRH250 hard seat safety valves for branch line protection in plant air systems

CONRADER Products

3G Electric supplies CONRADER piloted unloader valves for air compressors. 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 →

Similar products

Matched by specification & description
CONRADER Pilot Valve: 1/4 in Inlet Size, 1/8 in Outlet Size, 115 psi Min Preset Pressure, Brass (MPN RCB-HU 115-130). Key specifications — attr60167: RCB-HU 115-130; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER
CONRADER Pilot Valve: 1/4 in Inlet Size, 1/8 in Outlet Size, 115 psi Min Preset Pressure, Brass (MPN RCB-HU 115-130). Key specifications — attr60167: RCB-HU 115-130; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER Pilot Valve: 1/4 in Inlet Size, 1/8 in Outlet Size, 135 psi Min Preset Pressure, Brass (MPN RCB-HU 135-150). Key specifications — attr60167: RCB-HU 135-150; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER
CONRADER Pilot Valve: 1/4 in Inlet Size, 1/8 in Outlet Size, 135 psi Min Preset Pressure, Brass (MPN RCB-HU 135-150). Key specifications — attr60167: RCB-HU 135-150; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER Pilot Valve: 3/8 in Inlet Size, 1/4 in Outlet Size, 1/4 in Exhaust Size, Brass (MPN RCL-S-HU-95-125). Key specifications — attr60167: RCL-S-HU-95-125; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER
CONRADER Pilot Valve: 3/8 in Inlet Size, 1/4 in Outlet Size, 1/4 in Exhaust Size, Brass (MPN RCL-S-HU-95-125). Key specifications — attr60167: RCL-S-HU-95-125; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER Pilot Valve: 3/8 in Inlet Size, 3/8 in Outlet Size, 1/4 in Exhaust Size, Brass (MPN RCL-S-HU-125-150). Key specifications — attr60167: RCL-S-HU-125-150; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER
CONRADER Pilot Valve: 3/8 in Inlet Size, 3/8 in Outlet Size, 1/4 in Exhaust Size, Brass (MPN RCL-S-HU-125-150). Key specifications — attr60167: RCL-S-HU-125-150; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER Pilot Valve: 1/4 in Inlet Size, 1/8 in Outlet Size, 111 psi Min Preset Pressure, Brass (MPN RCB-M-HU-111-133). Key specifications — attr60167: RCB-M-HU-111-133; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER
CONRADER Pilot Valve: 1/4 in Inlet Size, 1/8 in Outlet Size, 111 psi Min Preset Pressure, Brass (MPN RCB-M-HU-111-133). Key specifications — attr60167: RCB-M-HU-111-133; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER Piloted Unloader Check Valve: 1/8 in Inlet Size, 3/4 in Outlet Size, 60 cfm Max Air Flow (MPN NLG-1-M145-175). Key specifications — attr60167: NLG-1-M145-175; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER
CONRADER Piloted Unloader Check Valve: 1/8 in Inlet Size, 3/4 in Outlet Size, 60 cfm Max Air Flow (MPN NLG-1-M145-175). Key specifications — attr60167: NLG-1-M145-175; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.

More from CONRADER

View all CONRADER parts →
CONRADER Continuous Run Unloader Valve: 1/8 in Inlet Size, 1/2 in Outlet Size, 40 cfm Max Air Flow (MPN NG1). Key specifications — attr60167: NG1; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER
CONRADER Continuous Run Unloader Valve: 1/8 in Inlet Size, 1/2 in Outlet Size, 40 cfm Max Air Flow (MPN NG1). Key specifications — attr60167: NG1; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER Pilot Valve: 3/8 in Inlet Size, 3/8 in Outlet Size, 1/4 in Exhaust Size, Brass (MPN RCL-S-HU-115-130). Key specifications — attr60167: RCL-S-HU-115-130; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER
CONRADER Pilot Valve: 3/8 in Inlet Size, 3/8 in Outlet Size, 1/4 in Exhaust Size, Brass (MPN RCL-S-HU-115-130). Key specifications — attr60167: RCL-S-HU-115-130; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER Pilot Valve: 3/8 in Inlet Size, 3/8 in Outlet Size, 1/4 in Exhaust Size, Brass (MPN RCL-S-HU-145-175). Key specifications — attr60167: RCL-S-HU-145-175; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER
CONRADER Pilot Valve: 3/8 in Inlet Size, 3/8 in Outlet Size, 1/4 in Exhaust Size, Brass (MPN RCL-S-HU-145-175). Key specifications — attr60167: RCL-S-HU-145-175; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER Unloader Pilot Valve: 1/4 in Inlet Size, 1/4 in Outlet Size, 1/2 in Exhaust Size, Brass (MPN BLG 135-150). Key specifications — attr60167: BLG 135-150; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER
CONRADER Unloader Pilot Valve: 1/4 in Inlet Size, 1/4 in Outlet Size, 1/2 in Exhaust Size, Brass (MPN BLG 135-150). Key specifications — attr60167: BLG 135-150; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER Continuous Run Vent Unloader Valve: 1/8 in Inlet Size, 3/8 in Outlet Size, Brass, NRP-A. Key specifications — attr60167: NRP-A; attr60170: CONRADER; attr60179: Brass.
CONRADER
CONRADER Continuous Run Vent Unloader Valve: 1/8 in Inlet Size, 3/8 in Outlet Size, Brass, NRP-A. Key specifications — attr60167: NRP-A; attr60170: CONRADER; attr60179: Brass.
CONRADER Piloted Unloader Check Valve: 1/8 in Inlet Size, 3/4 in Outlet Size, 60 cfm Max Air Flow (MPN NLG-1-M95-125). Key specifications — attr60167: NLG-1-M95-125; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER
CONRADER Piloted Unloader Check Valve: 1/8 in Inlet Size, 3/4 in Outlet Size, 60 cfm Max Air Flow (MPN NLG-1-M95-125). Key specifications — attr60167: NLG-1-M95-125; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER Pilot Valve: 1/4 in Inlet Size, 1/8 in Outlet Size, 160 psi Min Preset Pressure, Brass (MPN RCB-HU 160-175). Key specifications — attr60167: RCB-HU 160-175; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER
CONRADER Pilot Valve: 1/4 in Inlet Size, 1/8 in Outlet Size, 160 psi Min Preset Pressure, Brass (MPN RCB-HU 160-175). Key specifications — attr60167: RCB-HU 160-175; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER Unloader Pilot Valve: 1/4 in Inlet Size, 1/4 in Outlet Size, 1/2 in Exhaust Size, Brass (MPN BLG 160-175). Key specifications — attr60167: BLG 160-175; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.
CONRADER
CONRADER Unloader Pilot Valve: 1/4 in Inlet Size, 1/4 in Outlet Size, 1/2 in Exhaust Size, Brass (MPN BLG 160-175). Key specifications — attr60167: BLG 160-175; attr60170: CONRADER; attr60175: Yes; attr60179: Brass.