Shenzhen Zhongli Weiye Electromechanical Equipment Co., Ltd

Directions Website

Shenzhen Zhongli Weiye Electromechanical Equipment Co., Ltd Shenzhen Zhongli Weiye Electromechanical Equipment Co., Ltd.

is a professional thermal energy and combustion equipment company that expertly integrates sales, installation, maintenance, and upkeep services.

14/10/2026

The SAX31.03 electric valve actuator delivers fast, precise control for HVAC systems — 800 N positioning force, 20 mm stroke, and a 30-second positioning time at AC 230 V with 3-position control. Manual override included. Position can be fixed. IP54 rated. Medium temperature up to 130 °C.

Where it works:
→ Heating, ventilation & air conditioning systems
→ Control valves & safety shut-off valves
→ Direct mount on Siemens V..F21.., V..F31.., V..F40/41.., V..G41.., VVF52.. valve series (20 mm stroke) — no adjustment needed

More from the SAX family:
🔹 SAX31.00 — Same 800 N / 20 mm platform. AC 230 V, 3-position control. 120 s positioning time for slower, smoother transitions.
🔹 SAX61.03 — AC/DC 24 V with DC 0…10 V / DC 4…20 mA continuous control. Position feedback & flow characteristic selection. 30 s positioning time.
🔹 SAX81.03 — AC/DC 24 V, 3-position control. 800 N / 20 mm. 30 s positioning time.

All units feature manual control, position indicator, and LED status display. Optional auxiliary switch, potentiometer, and stem heating available.

🔧 Sourcing for your next HVAC project? Drop the valve series & voltage you need in the comments — we’ll match the right actuator.

13/10/2026

Ideal for industrial drying & heating.
Perfect for medium and small-scale drying production lines with heavy continuous production.

High thermal efficiency, fast heating, wide fire adjustment, complete safety protections.

Easy installation & maintenance, compatible with natural gas & LPG.
Suitable for agriculture, feed, chemical, sludge, building‑material drying.
Stock available, project technical support, contact us for details📩

12/10/2026

WG40N/1-A ZM-LN — industrial gas burner for commercial and process heating applications.

Key specs you need to know:
⚡ Output range: 55 – 550 kW
🌱 NOx emission Class 3 per EN 676
🔄 Smooth two-stage / electronic modulating control
⚙️ 220V standard operation
🔧 Rp 1“ gas connection

Typical applications:
• Commercial building heating (offices, hospitals, hotels)
• Industrial steam boilers (food processing, chemical production)
• Process heating — baking ovens, paint booths, drying systems

The industrial burner series also includes the following products:
RX 500 S/PV ULN — 80-440 kW
TBG 120ME — 130-1200 kW
MAX GAS 500 E PAB — 120-500 kW

📩 Having trouble choosing? DM us and we'll help you solve your problem within 24 hours.

11/10/2026

The MAX GAS 350.2 LN P TL is a workhorse gas burner built for industrial and commercial heating systems. Here’s why it’s a top pick for boiler houses and process heating:

⚙️ Key Specs:
• Power range: 150–350 kW
• Two-stage operation with mechanical cam for high/low fire switching
• Low NOx Class 3 — GAS EN 676 (

10/10/2026

Let‘s talk about the MAX GAS 120 LN P TL HT — a monoblock gas burner engineered for low-NOx combustion of natural gas and LPG.

📋 Key specs at a glance:
• Power output: 49 – 120 kW
• Low NOx Class 3 (NOx ≤ 80 mg/kWh) according to EN676
• Two-stage operation (TL) with mechanical cam high/low switching
• High-efficiency fan ventilation (HPV) system — compatible with boilers having high combustion chamber pressure
• Flame pipe diameter: 98 mm | Flame pipe length: 160 mm
• Noise level: 65 dB | Protection: IP40
• HT version rated for high-temperature applications
• Fuel compatibility: Natural gas (G20/G25) and LPG

🛠️ Where does this burner fit?
The MAX GAS 120 LN P TL HT is suitable for domestic and commercial heating systems, including hot water boilers, steam boilers, hot blast furnaces, and industrial drying equipment. The range is also designed to burn next-generation fuels including LPG, Biogas, and Town gas.

🔧 Similar models worth considering:

MAX GAS 170 P TL HT — 55 to 175 kW output, single-stage operation, ideal for medium-sized steam boilers and industrial ovens.

MAX GAS 250 P TL HT — 55 to 240 kW output, single-stage, suitable for larger commercial heating plants and process heating applications.

MAX GAS 105 P TL HT — up to 108 kW output, compact design, suited for incinerators, cremators, and waste disposal systems.

💡 These burners share the same platform advantages: single-bolt burner fixing for easy maintenance, hinge fl**ge for burner head access without losing settings, and separate gas train for flexible installation.

❓ What’s your current burner setup? Drop a comment below — happy to share more technical details. 👇

09/10/2026

Looking for reliable burner solutions for your boiler system? Here are 4 models that cover a wide range of industrial heating applications:

RS34 MZ — 45–390 kW | Two-stage progressive | Hot water, steam & diathermic oil boilers
RS44 MZ — 80–550 kW | Two-stage progressive | Same broad application range
RS50 — 115–600 kW | Two-stage progressive | Optimized for mid-to-large heating systems
BTG28 — 100–280 kW | Single-stage (ON/OFF) | EN676 compliant, Class 2 low NOx

⚙️ Why these burners stand out:

✅ Wide firing range — from 45 kW up to 600 kW across the lineup
✅ Microprocessor control with fault diagnostics (RS series)
✅ Easy maintenance — combustion head removable without dismounting (BTG)
✅ Low noise design — optimized air intake circuit + soundproofing
✅ CE certified, EN676 compliant gas combustion

🏭 Application Scenarios:
• Low/medium temperature hot water boilers
• Steam generators
• Hot air generators
• Diathermic oil boilers

Whether you're retrofitting an existing system or specifying a new installation, these burners deliver consistent performance with straightforward maintenance.

📩 DM us for specs, pricing, and availability.

07/10/2026

Today we’re featuring the SQN31.402A2700 — a reversible synchronous servomotor built for precise damper and fuel/air ratio control in small to medium capacity oil and gas burners.

🔧 Key specs:
• Mains voltage: AC 220–240V / 50–60Hz
• Operating torque: 3 Nm
• Running time: 30s for 90°
• 3 auxiliary switches
• IP40 protection
• Clockwise rotation

Where it‘s used:
Air damper control on oil and gas burners • Fuel/air ratio regulation with P-PI or PID controllers (RWF40 series) • Direct drive via Siemens burner controls (LOA, LMO, LMG, LFL series) • Industrial boiler and furnace applications

More models we stock:

🔹 SQN31.401A2700 — 3Nm, 30s/90°, CW, 3 aux switches
🔹 SQN31.221A2700 — 1.8Nm, 12s/90°, CW, 2 relays, 1 aux switch
🔹 SQN70.224A20 — 1.5Nm, 4s/90°, 2 relays, 2 aux switches

Need a quote or want to check stock? Drop us a DM or comment below 👇

06/10/2026

The Eclipse ES363M ratio regulator is built for exactly that — gas-to-air proportional flow control. As system air pressure rises through the loading line, the valve opens proportionally, keeping your combustion ratio locked in. No guesswork. No drift.

Key specs:
🔹 Rp 1-1/2 connection | 346.2 mbar max inlet
🔹 179.9 Nm³/hr capacity (natural gas)
🔹 Balanced double diaphragm — stable across wide inlet pressure ranges
🔹 Bias adjustment for low-fire tuning
🔹 UL recognized & CE approved for natural gas, propane & butane
🔹 Die-cast aluminum housing | Corrosion-resistant internals
🔹 Operating range: -40°C to 96.1°C

Where it works:
Industrial burners • Boilers • Furnaces • Ovens • Any system requiring precise gas-air ratio control.

More from the ES Series:
→ ES363 (1-1/2" NPT | 5.0 psi | 6,350 scfh)
→ ES365M (Rp 3/4 | 69.2 mbar | 35.27 Nm³/hr)
→ ES366M (Rp 1 | 69.2 mbar | 39.09 Nm³/hr)
→ ES368M (Rp 2 | 346.2 mbar | 328.6 Nm³/hr)

📩 DM for specs, pricing, or compatibility questions.

05/10/2026

“SQM40.295A20. servo motor. 10 Nm torque. 30 seconds for 90 degrees. Direct replacement for Riello RS310/M MZ, RS310/M BLU, RS410/M, RS510/M, and RS610/M series burners.”

“It controls the air damper and gas valve positioning — maintaining the fuel-to-air ratio for stable combustion. IP54 protection. Rated for 250,000 start-up cycles under standard conditions.”

[Cut to: side-by-side carousel of the four models]

“We also stock three other SQM40 variants: SQM40.281A20 — same 10 Nm, 30 seconds, with 6 switches and counterclockwise rotation. SQM40.265A20 — line voltage version with 3 auxiliary switches. And SQM40.255A21 — 4-20 mA modulating input with a 25-second runtime.”

[Cut back to presenter or text overlay]

“Straight talk: we are not a Siemens authorized distributor. We are an independent trade supplier. That means we source verified-genuine Siemens actuators through our own channels — no official authorization, but the product is real, and we tell you exactly what it is.”

“If you need these parts, drop the model number in the comments. We'll get back to you.”

“Save this video — next time your burner won't fire, you'll know where to look.”

📝 POST CAPTION (paste below the video)

SIEMENS SQM40.295A20 servo motor — 10 Nm torque, 30s / 90° runtime, direct fit for Riello RS310–610 series gas burners.

Also available from our verified stock:
🔹 SQM40.281A20 — 10 Nm, 30s, 6 switches, CCW rotation
🔹 SQM40.265A20 — line voltage, 3 aux switches
🔹 SQM40.255A21 — 4-20 mA modulating, 25s runtime

⚠️ We are an independent trade supplier. Not a Siemens authorized distributor. All units are sourced through our verified supply channels and inspected before dispatch.

📩 Need a quote? Comment the model number below or send us a DM.

Address

No. 482, Longyuan Road, Longgang District
Shenzhen
511464

Website

,

Alerts

Be the first to know and let us send you an email when Shenzhen Zhongli Weiye Electromechanical Equipment Co., Ltd posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Shortcuts

Share

Category