DirectIndustry's 2026-06-10 index lists 67 solenoid manufacturers and 336 products, spanning rotary, linear, holding and valve-actuator form factors from vendors including Kendrion, AMISCO, ISLIKER MAGNETE, Jorc Industrial, Kanetec and Storch [S1].
Made-in-China's Liaoning search returns 9 verified solenoid-coil manufacturers offering 27 SKUs as of 2025-07-25, while the global armatures and coils category shows Ningbo Hi-Tech Smart selling stainless/brass/plastic-plunger armatures from US$1.60 per 1,000 pieces with US$7-10 single-piece pricing on customised non-standard pulse-valve units [S3][S7].
Two-tier supply map: Western engineered OEMs vs. China OEM/ODM cluster
The DirectIndustry catalogue separates engineered Western vendors from Asian OEM/ODM shops by capability rather than geography: Kendrion (Germany/NL) sells monostable and bistable rotary solenoids in 24 V and 24/48 V ratings, including the PDM and BSM shuttle-locking series for high-speed sortation; AMISCO, ISLIKER MAGNETE and Kanetec fill the linear and holding niches, while JAKSA, Storch and Jiangsu Luokai round out the pneumatic and refrigeration segments [S1].
The Chinese cluster is anchored in Ningbo, Zhejiang: Ningbo Beris Electronic reports ISO9001 certification, Gold Member status since 2023, and a 24-hour average response time, producing pneumatic, hydraulic and refrigeration coils plus armatures and DIN Form A/B/C valve connectors [S2][S5]. Ningbo Yinzhou TONLY Hydraulic Electrical Factory, founded 1989 in Yinzhou Industrial Park, lists explosion-proof, on/off and proportional hydraulic solenoids on its 2026-07-30 product page [S6]. Weilong Intelligent Technology (Dongguan) supplies rotary actuators such as the WL0432 (12/18/24 V, 0.15-0.3 kgf) and push-pull D-series coils rated 4-48 V [S1].
Price bands, MOQs and connector form factors in 2026 listings
Beris's published FOB tiers, sampled 2025-11-10, set the China-side reference points: Amisco-type coils at US$0.65-1.10/piece, SMC-type at US$1.30-1.50/piece, and Herion-type at US$1.30-1.55/piece, all with 100-piece MOQs; Airtac, DIN Form A/B/C variants follow the same MOQ envelope [S2]. Coil-tube armatures from Ningbo Hi-Tech Smart price at US$1.60 per 1,000 pieces for volume runs, versus US$7-10 per piece for custom stainless/brass/plastic pulse-valve plungers [S7].
Jorc Industrial's J-series valve solenoid covers 12 V through 380 V in DIN Form A (JCM), Form B (JCS) and a Form A variant (JCL), CE- and UL-certified with H-grade coil insulation [S1]. That wide voltage span is the practical reason Chinese replacement coils are sold in form-factor families keyed to a Japanese or European reference design (Amisco, SMC, Herion, Airtac) rather than by raw electrical ratings.
Selection criteria: voltage, duty, insulation and form factor
Four parameters dominate coil selection and are visible in the 2026 catalogue data: operating voltage window, duty cycle (continuous vs. intermittent), insulation class (H-grade is now the de-facto Chinese replacement baseline per Jorc), and connector form factor (DIN Form A 18 mm, Form B 10 mm, Form C 8 mm or lead-wire exit) [S1][S2]. Holding force or stroke adds a fifth axis for linear and rotary types — Weilong's WL1039 push-pull unit, for example, is rated 1-2 N over a 1-8 mm stroke at 3-48 V, while its WL0432 rotary delivers angular displacement up to 90° at 0.15-0.3 kgf [S1].
Engineers sourcing against an existing valve should match the form factor and armature-tube dimensions first, then verify duty cycle and IP rating; coil-winding choices (Class H enamel, encapsulation resin, encapsulation material) become the differentiator at higher ambient temperatures or in hydraulic manifolds where oil ingress is a failure mode. For hydraulic proportional and explosion-proof variants, TONLY's 2026 catalogue separates the families into on/off, proportional, and Ex d lines so that the certification scope can be checked independently from the electrical rating [S6].
Hydraulic, pneumatic and explosion-proof sub-clusters
Hydraulic solenoid buyers in 2026 are served by a sub-cluster running on 12/24 VDC and 110/220 VAC with 12-48 VDC proportional variants, typified by TONLY's three product lines; the explosion-proof line targets oil & gas and underground mining, while proportional solenoids pair with valve amplifiers for closed-loop flow or pressure control [S6]. Jorc's 12-380 V J-series sits at the pneumatic/lubrication end and is CE/UL listed with H-grade insulation [S1].
Pneumatic replacement coils dominate the Chinese mid-market because they are interchangeable form-A/B/C spares for SMC, Airtac, Herion and Amisco valves; pricing reflects that commoditisation, with FOB coil bodies in the US$0.65-1.55 range at 100-piece MOQs [S2]. Pulse-valve armatures for dust-collector diaphragm valves command a premium (US$7-10/piece) because of the stainless or brass plunger options and non-standard tube geometries [S7].
Standards, certifications and what to verify before PO
CE and UL marks appear explicitly on Jorc's J-series coils, and H-grade insulation (180 °C rated) is the catalogued baseline for those valves; explosion-proof hydraulic coils from TONLY target Ex d-style certified assemblies but the specific IECEx/ATEX certificate numbers are listed per model rather than per family [S1][S6]. ISO9001 is the most commonly cited quality-system claim on Chinese coil-maker storefronts, including Beris's profile [S2][S5].
Two practical checks before issuing a purchase order: confirm the connector form factor against the valve's armature tube OD and engagement depth (DIN Form A/B/C are not interchangeable, even at the same voltage), and request the duty-cycle rating in minutes-on/minutes-off rather than trusting a generic "continuous" label, because continuous-rated H-class coils at 100 % duty in a 60 °C enclosure derate faster than the catalogue suggests. For wet-process semiconductor tool valves, see the spec-driven selection map for wet-process solenoid coils, and for general-purpose industrial valve pairing, the solenoid coil selection map covering voltage, duty, insulation and winding type lays out the decision matrix side-by-side.
The solenoid coil is the wound electromagnetic actuator that drives a solenoid valve armature; sizing the coil correctly is what differentiates a reliable air solenoid valve on a pneumatic manifold from a chronic-failure unit, and coil selection also constrains which industrial valve bodies the assembly can be retrofitted onto in MRO.
Track the 2026-07-30 TONLY hydraulic catalogue update and Beris's continuing DIN Form A/B/C line extensions as the next referenceable signals, and watch for additional IECEx certificate numbers on explosion-proof hydraulic coils from Chinese vendors through the rest of 2026.