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

Watts Float Valve Assembly: For Water Media, Straight Valve Body, Cylindrical - General Service Float Valve Assemblies
WattsGeneral Service Float Valve Assemblies

Watts Float Valve Assembly: For Water Media, Straight Valve Body, Cylindrical

The WATTS RL-600 Float Valve Assembly is a general service float valve assembly designed for water media. This straight-body valve features a bulkhead mounting, adjustable arm, and includes both the float and rod. It…

SKU 3G-OTH-450034

Also listed as: RL600 · RL 600

Brand
Watts
Item
Float Valve Assembly: For Water Media, Straight Valve Body, Cylindrical
Category
General Service Float Valve Assemblies
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

Watts
Manufacturer Part Number
RL-600
Type
Straight Valve Body, Cylindrical, Bulkhead, PVC, MNPT
Mounting
Bulkhead
Flow Rate
6.5 gpm
For Media
Water
Valve Series
RL600
Float Valve Type
Float Valve Assembly (Rod & Float Included)
Valve Body Style
Straight
Arm Adjustability
Adjustable
Inlet Connection Type
MNPT
Includes Float and Rod
Float and Rod Included
Outlet Connection Type
FNPT
Connection Type - Side 1
NPT
Connection Type - Side 2
NPT
Connection Gender - Side 1
Male
Connection Gender - Side 2
Female

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

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

Product Description

The WATTS RL-600 Float Valve Assembly is a general service float valve assembly designed for water media. This straight-body valve features a bulkhead mounting, adjustable arm, and includes both the float and rod. It has a flow rate of 6.5 gpm and connects via a 1-inch male NPT inlet and a 1-inch female NPT outlet.

Frequently Asked Questions

What is the WATTS RL-600 float valve assembly used for?

The WATTS RL-600 float valve assembly is used to automatically control water levels in tanks, reservoirs, and cooling towers. It opens to refill when the water level drops and closes when the desired level is reached, making it ideal for industrial water management systems.

What are the specifications of the WATTS RL-600 float valve?

The WATTS RL-600 is a straight-body float valve with a bulkhead mounting, adjustable arm, and a flow rate of 6.5 gpm. It has a 1-inch male NPT inlet and a 1-inch female NPT outlet. The valve body is PVC, and the assembly includes both the float and rod.

Where to buy the WATTS RL-600 float valve assembly worldwide?

3G Electric supplies the WATTS RL-600 float valve assembly worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this general service float valve.

How to install a WATTS RL-600 bulkhead float valve?

Mount the WATTS RL-600 through a bulkhead fitting in the tank wall, ensuring the float arm is free to move vertically. Connect the 1-inch male NPT inlet to the supply line and the female NPT outlet to the tank. Adjust the arm to set the desired water level before securing.

Used in

Common applications for Watts
Industrial burner gas safety systems — Watts HF2000 filters with GF-series seal kits maintain clean, regulated gas supply to burner pilot and main flame controls
Commercial heating and boiler installations — Modular filter assemblies support preventive maintenance and component replacement without full system shutdown
Process gas delivery pipelines — DN25 through DN125 filter bodies accommodate varying flow rates and inlet pressures across manufacturing and chemical processes
Gas pressure regulation benches — Multi-stage Watts filter platforms integrate with pressure reducers and safety shutoff valves in test and calibration environments
Equipment retrofit and upgrade projects — Available connection sizes and seal kits enable adaptation of newer Watts components into legacy gas control systems
Planned maintenance and spare-parts inventory — Filter seal kits allow facilities to stock consumables in advance, reducing downtime during scheduled gas system servicing

Watts Products

3G Electric supplies Watts general service float valve assemblies. 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
WATTS Nozzle and Arm Assembly: For Water Media, Straight Valve Body, Brass, 6.5 gpm, 1/2 in FNPT (MPN Rl 600 V)
Watts
WATTS Nozzle and Arm Assembly: For Water Media, Straight Valve Body, Brass, 6.5 gpm, 1/2 in FNPT (MPN Rl 600 V)
WATTS Float Valve: For Water Media, Straight Valve Body, Bulkhead, Bronze, 3/4 in Pipe Size, Flange (MPN HD 750 12)
Watts
WATTS Float Valve: For Water Media, Straight Valve Body, Bulkhead, Bronze, 3/4 in Pipe Size, Flange (MPN HD 750 12)
WATTS Float Valve: For Water Media, Straight Valve Body, Bulkhead, Bronze, 1/2 in Pipe Size, Flange (MPN HD-500-12)
Watts
WATTS Float Valve: For Water Media, Straight Valve Body, Bulkhead, Bronze, 1/2 in Pipe Size, Flange (MPN HD-500-12)
WATTS Heavy Duty Float Valve: For Water Media, Straight Valve Body, Bulkhead, Bronze, 1 1/4 in FNPT (MPN 1250)
Watts
WATTS Heavy Duty Float Valve: For Water Media, Straight Valve Body, Bulkhead, Bronze, 1 1/4 in FNPT (MPN 1250)
WATTS Valve, Heavy Duty Float, 2000 Btu, 2": For Water Media, Straight Valve Body, Float Valve Body (MPN 0780014)
Watts
WATTS Valve, Heavy Duty Float, 2000 Btu, 2": For Water Media, Straight Valve Body, Float Valve Body (MPN 0780014)

More from Watts

View all Watts parts
WATTS Float Valve Assembly: For Water Media, Straight Valve Body, Rectangular, Bulkhead, Bronze, MIP (MPN STD-CA)
Watts
WATTS Float Valve Assembly: For Water Media, Straight Valve Body, Rectangular, Bulkhead, Bronze, MIP (MPN STD-CA)
WATTS Float Valve Assembly: For Water Media, Straight Valve Body, Rectangular, Bulkhead, Bronze, Adj (MPN C1/4TF-1)
Watts
WATTS Float Valve Assembly: For Water Media, Straight Valve Body, Rectangular, Bulkhead, Bronze, Adj (MPN C1/4TF-1)
WATTS Float Valve with Threaded Outlet: For Water Media, Straight Valve Body, Horizontal Piping, NPT (MPN ST375)
Watts
WATTS Float Valve with Threaded Outlet: For Water Media, Straight Valve Body, Horizontal Piping, NPT (MPN ST375)
WATTS Float Valve Assembly: For Water Media, Straight Valve Body, Rectangular, Bulkhead, Brass, Adj (MPN M1/4TF)
Watts
WATTS Float Valve Assembly: For Water Media, Straight Valve Body, Rectangular, Bulkhead, Brass, Adj (MPN M1/4TF)
WATTS Float Valve Assembly: For Water Media, Straight Valve Body, Rectangular, Bulkhead, Bronze, Adj (MPN C3/8TF)
Watts
WATTS Float Valve Assembly: For Water Media, Straight Valve Body, Rectangular, Bulkhead, Bronze, Adj (MPN C3/8TF)
WATTS Float Valve Assembly: For Water Media, Straight Valve Body, Rectangular, Bulkhead, Brass, Adj (MPN M1/4TFSS)
Watts
WATTS Float Valve Assembly: For Water Media, Straight Valve Body, Rectangular, Bulkhead, Brass, Adj (MPN M1/4TFSS)
WATTS Float Valve Assembly: For Water Media, Straight Valve Body, Rectangular, Bulkhead, Bronze, Adj (MPN C1/4TFAE)
Watts
WATTS Float Valve Assembly: For Water Media, Straight Valve Body, Rectangular, Bulkhead, Bronze, Adj (MPN C1/4TFAE)