UL/FM Water Motor Gong

Model: MH-SLJL-00
Date Updated: August 18, 2026
Prepared by: Fire Protection Valve Technical Department

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Ningjin APC Industries is a premier UL & FM certified manufacturer in China, delivering high-performance industrial and fire protection valves built to strict international safety standards.

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UL/FM Water Motor Gong

▏Product Description

The Model MH-SLJL-00 Water Motor Gong is manufactured by Ningjin APC Industries. Designed and manufactured to UL 193 / FM 1055 standards and tested to UL 193 / FM 1055 standards, this product is UL Listed and FM Approved. It features a maximum working pressure of 300PSI and a working temperature range of 0~100°C (32-212°F). The connection sizes are 3/4" NPT for the inlet and 1" NPT for the outlet. Built for fire protection water and fresh water application media, this custom-manufactured product has a standard lead time of 45 working days.

▏Technical Features

Parameter Item	Specification / Value
Design and Manufacturing Standard	UL 193 / FM 1055
Test Standard	UL 193 / FM 1055
Working Temperature Range	0~100°C / 32-212°F
Maximum Working Pressure	300PSI
Inlet Connection	3/4" NPT
Outlet Connection	1" NPT
Approvals	cULus Listed / FM Approved

▏Material List

NO.	Name	Material
1	Driver Shell	Aluminium Alloy
2	Impeller	Delrin
3	Sealing Gasket	Epdm
4	Cover	1045 or SS304
5	Bolt	1045 or SS304
6	Nozzle	C954
7	Gasket	1566
8	Support Pipe	1045 or SS304
9	Drive Shaft	Aluminium Alloy
10	Sleeve	1045 or SS304
11	Internal Circlips	SS304
12	Drive Shaft Adaptor	Delrin
13	Supporting Screw	Aluminium Alloy or SS304
14	Bell Seat	Aluminium Alloy
15	Gong	Aluminium Alloy
16	Bolt	Aluminium Alloy or 1045
17	Support Nut	Aluminium Alloy
18	Striker	Phenolic Resin
19	Bolt	Aluminium Alloy or SS304
20	Joint	Aluminium Alloy
21	Screw Nut	Aluminium Alloy or SS304
22	Gasket	Delrin
23	Supporting Post	Aluminium Alloy or SS304
24	Tag	Paper

▏Frequently Asked Questions

1. What standards and approvals apply to Model MH-SLJL-00?

Model MH-SLJL-00 is designed, manufactured, and tested to UL 193 and FM 1055 standards. It is cULus Listed and FM Approved.

2. What are the working pressure and temperature ratings?

It has a maximum working pressure of 300PSI and a working temperature range of 0~100°C (32-212°F).

3. What are the inlet and outlet connection sizes?

The inlet connection size is 3/4" NPT and the outlet connection size is 1" NPT. You can submit a 3/4 inch NPT inlet water motor gong RFQ directly to Ningjin APC Industries.