Looking for terminal block manufacturers in Yueqing? The local electrical cluster offers far more than breakers and contactors. Buyers can find DIN-rail terminal blocks, PCB terminals, pluggable connectors, barrier strips, brass distribution terminals and high-current connection blocks within a short drive of one another. This shortlist brings together ten companies with an official product source and a verifiable connection to Yueqing or the surrounding Wenzhou manufacturing area.
A terminal block is not defined by its colour or by the word “terminal” alone. The useful specification starts with the mounting format and connection function: DIN rail or fixed panel, screw or spring, feed-through or ground, fuse or test-disconnect, one level or several, and a complete row with end stops, jumpers and markers. Use this list to decide which catalogues to open first, then send every supplier the same written schedule. If you are also building a panel bill of materials, see our Yueqing MCB, MCCB, contactor, relay, push button, indicator light and fuse guides.
How this list was selected: Based on each manufacturer’s official product and location information, reviewed on 22 October 2026. This is a research shortlist, not a quality, price, certification, export or “best” ranking. It does not imply that BottomRace has audited every factory or that every series is suitable for your application. Confirm the legal entity, production site, exact model and current documents before requesting samples or arranging a visit.
Ten Yueqing terminal-block manufacturers to start your enquiry
The published focus below is a route into each catalogue, not a tested performance rating. Start with the panel layout and the connection function, then compare models, accessories and documents on the same technical basis.
| Manufacturer | Published terminal-block focus | Useful first question |
|---|---|---|
| CHINT | JCUK DIN-rail terminal blocks, fuse and ground types | Which JCUK function and rail? |
| DELIXI Electric | UK-series screw-clamp DIN-rail terminal blocks | Which UK model and conductor range? |
| VIOX Electric | DIN-rail, barrier, PCB and multi-pole terminal blocks | DIN rail, barrier, PCB or strip? |
| People Electric | JH1 screw combination terminal blocks and DIN-rail terminals | Which JH1 family and accessory? |
| HAIYAN | Screw, spring, push-in and high-current terminal blocks | Screw, spring, push-in or power? |
| Zhejiang Sipun Electric Co., Ltd. | DIN-rail screw, spring, fuse and high-current terminals | Which Sipun series and levels? |
| Zhejiang Shengling Electric Co., Ltd. | DIN-rail, PCB, pluggable, barrier and through-wall terminals | Which mounting format and pitch? |
| Yueqing Cejie Electric Co., Ltd. | Brass terminal connectors, distribution blocks and DIN rail | Connector, block, bar or DIN rail? |
| DIFVAN | DIN-rail screw, spring, push-in and ground terminal blocks | Which rail, function and accessory? |
| Yueqing Winston Electric Co., Ltd. | DIN-rail screw, spring, push-in and barrier terminal blocks | Which terminal family fits the rail? |
Manufacturer profiles and questions to ask
1. CHINT
CHINT publishes the JCUK terminal-block series for wire connection circuits with a rated voltage of up to 1000V and a rated cross-sectional area of up to 150mm2. The catalogue lists feed-through models from JCUK-2.5N to JCUK-150H, plus ground, fuse, test, double-level and high-current variants. It identifies TH35 and G32 mounting rails, GB/T 14048.7 and IEC 60947-7-1, and accessories such as end stops, partition plates and marker numbers. CHINT’s group contact address is at CHINT Industrial Park in Beibaixiang Town, Yueqing. Buyers should confirm which legal entity and plant will produce the exact JCUK order.
Before requesting a quote: Give the supplier the rail type, conductor material and cross-section, rated voltage and current, number of levels, connection function and required accessories. Ask for the exact JCUK model and the current catalogue page that matches it. Confirm whether the order is for feed-through, ground, fuse, test-disconnect or high-current terminals, and whether end stops, partitions, jumpers and markers are included.
Official sources: JCUK terminal-block catalogue · Low-voltage terminal-block catalogue page · Company / location information.
2. DELIXI Electric
DELIXI Electric publishes a UK terminal-block catalogue covering flame-retardant nylon housings, rated insulation voltages from 500V to 1000V, rated currents from 17.5A to 232A and conductor sections from 1.5mm2 to 95mm2. The range includes feed-through, double-layer, ground, fuse and test-disconnect types, with fixed or side-plug bridges, end plates, spacers, marker strips and mounting feet for NS35 or NS32 rail. DELIXI’s contact page gives the DELIXI High-Tech Industrial Park in Liushi Town, Yueqing. The product page and catalogue should be checked against the exact model, because series names can overlap across suppliers.
Before requesting a quote: Confirm the exact UK model, conductor range, rated voltage and current, terminal function and rail type. Ask whether the quotation includes the end stop, partition, bridge, marker and any fuse or test accessory. Request the current catalogue page and the technical drawing for the selected model, then verify the production entity and plant named in the offer.
Official sources: UK terminal-block catalogue · DELIXI terminal-block category · Company / location information.
3. VIOX Electric
VIOX publishes a terminal-block category that separates DIN-rail, barrier, PCB and multi-pole families instead of treating every connector as one product. Its catalogue includes MRK, UK, SJ, SAK/JXB, ST, PT, TBD, CM1, TK, TB, TC, TD, IN, 8T, H-type, LT and U-type series. The UK, ST, PT, TB and TD pages publish model tables with current, voltage, conductor size, pole count, dimensions, connection method and strip length for selected ranges. The contact page gives the East Innovation Zone in Wengyang Town, Yueqing.
Before requesting a quote: Start with the mounting method and connection function: DIN rail, barrier, PCB or multi-pole strip; screw, spring, push-in or stud; feed-through, ground, fuse, test-disconnect or distribution. Then confirm the exact model, poles or levels, conductor range, rated voltage and current, pitch, accessories and available document. Do not assume that end plates or jumpers from one series fit another.
Official sources: Terminal-block category · MRK DIN-rail series · ST spring series · TB barrier series · Company / location information.
4. People Electric
People Electric publishes the JH1 screw combination terminal-block series in thermosetting PBT, with screw-pressure plate connections for wire sizes from 0.75mm2 to 35mm2. The official product page lists AC 50/60Hz 500V or DC 400V ratings, G-type rail mounting, fuse-terminal variants and a current range beginning at 17.5A. The company’s terminal-block category also includes SAK/JXB and JH5(B) combination styles. Its contact page gives No. 555 Liule Road, Liushi Town, Yueqing. The broad catalogue is useful, but each terminal family needs its own dimensional and accessory check.
Before requesting a quote: Ask which terminal-block family is being quoted and provide the mounting rail, conductor size, current, voltage, pole count and accessory list. For JH1, confirm whether the part is a standard, fuse, test or ground version and whether the quoted fuse is supplied with the terminal. Request the model drawing, terminal pitch and current datasheet rather than relying on the category photo.
Official sources: JH1 screw terminal-block page · Terminal-block category · Company / location information.
5. HAIYAN
HAIYAN states that it has supplied terminal blocks and distribution products since 2002 and publishes screw-type, spring-type, push-in, high-current and renewable-energy terminal-block categories. Its terminal-block page describes a DIN-rail system using PC housings, multiple wiring methods and current ratings that extend to 125A in selected high-current models. The company also publishes a separate range of distribution blocks, neutral and earth bars, and junction boxes. Its contact page gives Wengyang Town Industrial Park, Yueqing. The published series count and capacity figures should be treated as company statements until model-level documents are supplied.
Before requesting a quote: Specify the connection method, rail type, conductor range, rated current and voltage, number of poles or levels, and whether the application is control, power distribution, metering or renewable energy. Ask for the exact model, terminal pitch, housing material, accessory list and model-specific certificate. If the offer includes a high-current or PC-housing claim, request the drawing and the current test or declaration document that supports it.
Official sources: Terminal-block category · Screw-type terminal blocks · Company / location information.
6. Zhejiang Sipun Electric Co., Ltd.
Zhejiang Sipun Electric states that it has manufactured terminal blocks since 2002 and publishes SUT high-voltage, JF5 screw, JF5 fuse, JF5 test-disconnect, SDJ high-current, SN screw, SN double-deck, STS2 distribution, SEK screw, SUK feed-through, ST3 spring and multi-level terminal-block families. Its official product page lists terminal blocks for control panels and power distribution, while the contact page gives Sipun Building in Maxiao Industry Zone, Liushi, Yueqing. The number of similar model families makes a written model schedule especially important.
Before requesting a quote: State whether the requirement is a screw, spring, fuse, test, double-deck, high-current or distribution terminal. Confirm the exact series and catalogue number, conductor range, current, voltage, rail type, poles or levels, and the matching end plate, jumper, partition and marker. Ask for the current drawing and the model-specific test document before comparing samples.
Official sources: Sipun product range · STS2 distribution terminal block · SUK feed-through terminal · Company / location information.
7. Zhejiang Shengling Electric Co., Ltd.
Zhejiang Shengling Electric states that it was founded in 1999 and manufactures terminal blocks and connection products. Its official catalogue separates PT push-in rail terminals, UK and SAK screw-clamp DIN-rail terminals, ST spring-cage terminals, UKK high-current distribution blocks, PCT/SL/EU spring connectors, PCB terminals, pluggable terminals, barrier terminals and through-wall terminals. The company’s story page describes in-house mould development, injection moulding, automated assembly and finished-product inspection, while its contact page gives Jiangnan CNC Industrial Park in Beibaixiang Town, Wenzhou, and a Liushi, Yueqing address in the footer.
Before requesting a quote: Confirm the exact product family and mounting format before requesting a price: DIN rail, PCB, pluggable, barrier or through-wall. Then fix the pitch, pole count, conductor range, current, voltage, connection method, housing material, locking or coding, and accessory list. Ask which address is the production site for the quoted model and request the drawing, sample and model-level document package.
Official sources: Shengling product range · PT push-in DIN-rail terminal · UK screw-clamp DIN-rail terminal · Company / location information.
8. Yueqing Cejie Electric Co., Ltd.
Yueqing Cejie Electric publishes terminal connectors, universal conductor terminals, double-row brass terminals, distribution blocks and steel or aluminium DIN rail. Its company page states that it has worked in busbar insulators, terminal connectors and distribution components since 1990, and its terminal-connector category lists CJI, CJJ, CJK, CJM, CJD, CJN and CJL brass connector series. The contact page gives No. 270 Wei Twenty Road, Yueqing Economic Development Zone. This is not a substitute for a DIN-rail electronic terminal-block supplier; it is a specialist route for brass connection and distribution hardware.
Before requesting a quote: Clarify whether the requirement is a brass terminal connector, a distribution block, a neutral or earth bar, or a DIN-rail accessory. Provide the conductor material and size, current, voltage, pole configuration, mounting method and connection type. Ask for the copper alloy, plating, tightening method, dimensional drawing and model-specific test or declaration; do not compare a brass connector with a rail-mounted terminal block by current rating alone.
Official sources: Terminal-connector category · Distribution-terminal block example · Company / location information.
9. DIFVAN
DIFVAN states that it was founded in 1997 and publishes DIN-rail terminal blocks in screw, spring-clamp, push-in and ground/PE styles, along with feed-through, PCB, barrier, distribution, neutral, motor and ceramic terminal-block families. Its DIN-rail page describes PA66 housings, copper-alloy conductors, compatibility with TS35x7.5, TS35x15 and TS15 rail, and an accessory range for end brackets, jumpers, markers and partition plates. The contact page gives No. 1 HongQi Road, Xinguang Industrial Zone, Liushi, Yueqing. The published ISO, UL, CE and RoHS statements still need to be checked against the exact model and certificate scope.
Before requesting a quote: Send the rail standard, conductor type and size, current and voltage, terminal function and the full row layout. Ask DIFVAN to quote the terminal, end bracket, jumper, marker and partition as separate lines, then confirm the exact model drawing and the model-level certificate or test report. For ground, fuse or high-vibration applications, ask for the specific variant and installation instruction.
Official sources: DIN-rail terminal blocks · Terminal-block manufacturer page · Company / location information.
10. Yueqing Winston Electric Co., Ltd.
Yueqing Winston Electric publishes a terminal-block category that includes LT, PC, TB and TC connector strips, UK screw-clamp rail terminals, JXB/SAK terminals and ST spring or push-in DIN-rail terminals. Product pages publish selected hard-wire and soft-wire ranges, rated current, rated voltage and dimensions. The company site gives a Liushi, Yueqing address. Its range is broad enough for a first panel comparison, but buyers still need to check the exact series, terminal function, mounting rail and accessory set.
Before requesting a quote: Identify whether the requirement is a DIN-rail terminal, fixed connector strip or barrier terminal, then give the conductor range, rated current and voltage, pole count, pitch and assembly quantity. Ask for the exact UK, ST, JXB/SAK, LT, TB or TC model, the matching end stop, bridge, marker and partition, and the dimensional drawing. Check the production entity and the model-level document rather than relying on a category image.
Official sources: Terminal-block category · UK screw-clamp terminal blocks · ST spring/push-in terminal blocks · Company / location information.
Compare terminal blocks on the same panel and wiring duty
A terminal-block quotation can look complete while leaving out the parts that determine whether the row can be installed. Put the rail, conductor, circuit and accessory list in one written brief. Ask each supplier to quote the exact terminal, end stop, partition, jumper and marker combination and to mark every deviation rather than substituting a similar-looking product.
| Include in your enquiry | Ask the supplier to confirm |
|---|---|
| Mounting format | DIN rail, fixed panel, PCB, pluggable connector or barrier strip; rail standard, panel hole pattern and the available depth around the row. |
| Connection method | Screw clamp, spring cage, push-in, stud or another technology; conductor type and range, stripping length, tightening torque and whether ferrules are required. |
| Electrical duty | Rated voltage, rated current, pollution degree, impulse withstand, frequency and any DC or high-current requirement for the exact model. |
| Function | Feed-through, ground/PE, fuse, test-disconnect, distribution, double-level or multi-level; whether the block is for control, power, measurement or a special circuit. |
| Poles and levels | Number of connections, number of levels, pitch or thickness, and the way the terminal is grouped on the rail. Confirm whether the quoted price is per piece or per complete strip. |
| Complete row | End stop or end bracket, partition plate, jumper or bridge, marker, terminal cover, test accessory and any shield or earth connection required for the installation. |
| Materials | Housing polymer and flame class, metal conductor and plating, spring material, operating temperature and resistance to the chemicals or UV exposure in the application. |
| Documents | Current datasheet, dimensional drawing, model-level test report or declaration, certificate scope and a statement of the production site. |
| Commercial package | MOQ, sample charge, packing quantity, lead time, Incoterms, colour and marking options, change-control arrangements and warranty. |
Do not compare a current rating printed on a catalogue cover with the rating of a complete row. The terminal, jumper, end stop, conductor and enclosure all affect the installed assembly. A terminal that accepts a 2.5mm2 conductor is not automatically suitable for a 2.5mm2 cable with a ferrule, and a ground terminal with the same profile may have a different metal body and mounting foot.
For a control panel, ask for the full accessory list before approving the sample. A row that arrives without end stops, partitions or markers may look complete in a photograph but will not be ready to wire. For power distribution, confirm the current path through the jumper and the terminal, the tightening torque and the clearance to adjacent devices. For PCB or pluggable terminals, add pitch, pin length, mating header, coding and locking to the same schedule.
Turn the shortlist into a productive terminal-block factory visit
Arrange a visit after the supplier has answered the technical schedule and identified the production site for the exact model. A company may assemble several terminal families in one plant, or source mouldings, metal parts and finished rows from different locations. The visit should follow the actual process behind your product.
- Bring the panel layout: include the rail standard, terminal schedule, conductor sizes, current, voltage, accessories, quantity and destination market.
- Agree the visit checklist: identify incoming material inspection, moulding, metal stamping, plating, assembly, spring or screw testing, marking and packing stages relevant to the quoted family.
- Compare the sample with the quotation: check the model label, pitch, conductor opening, screw or spring, rail foot, colour, marking and supplied accessories against the approved drawing.
- Review traceability: ask how housing and metal batches are linked to assembly lots, test records, carton labels and change notifications.
- Confirm what the visit proves: a factory visit provides observations and answers, not a type test, certification review or guarantee of future production quality. Arrange product testing and market-access checks separately.
If you are travelling to Yueqing, BottomRace coordinates electrical sourcing and purchasing in Yueqing. Pro: $0 separate service fee; procurement service costs are included in the product quotation. Basic: 5% of product value, with a minimum service fee of $100, for your existing Yueqing suppliers. Compare our Pro and Basic services. For on-site meetings, see our factory visit services. The quotation confirms the scope, inspections, payment terms and any additional costs.
Questions buyers often ask
What is the difference between a terminal block and a terminal connector?
A terminal block is usually a modular component designed to terminate and organise conductors, often on a DIN rail or panel. A terminal connector may be a brass block, distribution connector or quick-connect part with a different mounting and current path. The words are sometimes used loosely, so ask for the drawing, mounting method and full assembly rather than selecting by the product name.
How do I choose between screw, spring and push-in terminals?
Start with the installation and maintenance process, the conductor type, vibration, expected rework and the panel standard. Screw clamps offer a visible tightening point; spring and push-in systems can reduce wiring time and resist loosening, but they depend on the correct stripping length, ferrule and tool. Confirm the manufacturer’s conductor range and installation instruction for the exact model.
Can I mix terminal blocks and accessories from different brands?
Only when the manufacturer confirms mechanical and electrical compatibility. The pitch, rail foot, end-stop profile, jumper geometry and current path can differ even when two products look similar. A mixed row can create a loose connection, reduce clearance or invalidate the supplier’s assembly instructions. Ask for a written compatibility check before mixing brands.
Is a higher current rating always better?
No. The terminal must match the conductor, circuit current, voltage, short-circuit duty, installation method and available space. A larger terminal may not fit the rail pitch or enclosure, and a higher headline current does not prove that the complete row, jumper or accessory is suitable. Select by the installed assembly, not by one number on a catalogue page.
Which accessories should be included in the quotation?
At minimum, ask for the end stop or end bracket, partition plate, jumper or bridge, marker and terminal cover where required. For ground, fuse and test-disconnect rows, add the specific earth contact, fuse carrier or test accessory. Ask whether these items are included, priced separately or available as a compatible kit.
Does a certificate cover every terminal-block model?
No. Ask for the document that names the exact catalogue number, ratings, construction and production site. Check its scope and current status with the issuer or your compliance adviser where market access is critical. A company-level ISO certificate or a catalogue statement does not automatically cover every product in the range.
Are these companies ranked by quality, price or export volume?
No. This is a research shortlist based on published product and location information. It is not a quality, price, certification or export ranking. Send every supplier the same technical schedule, compare deviations and documents, and verify the legal entity and production site before ordering.
Can BottomRace help arrange a Yueqing terminal-block factory visit?
Yes. BottomRace provides electrical procurement support, factory screening, accompanied visits, English-Chinese interpretation and local coordination in Yueqing. We confirm the scope, availability and fees before you book. Email your terminal-block schedule and preferred dates to contact@bottomrace.com.
Need help narrowing your terminal-block shortlist?
Email the rail type, terminal function, conductor range, voltage, current, pole or level count, accessory list, quantity and destination market. We can discuss supplier screening and local support in Yueqing.